STILLWATER WATER DISTRICT 1

Violations and what followed

Among 63 resolved records with both dates, the median interval from recorded noncompliance start to EPA’s return-to-compliance date was 91 days. The interval uses the reporting periods and dates on file.

1. Monitoring or reporting · Archived

   Monitoring of Treatment (SWTR-Unfilt/GWR)Violation 79391 · Groundwater Rule · Ground Water Rule

   Noncompliance period start March 1, 2026 · period end March 31, 2026 · first reported September 30, 2026 · EPA return-to-compliance field March 31, 2026

   No linked action row appears in the records shown.

2. Monitoring or reporting · Resolved

   Reporting, Assessment Forms (RTCR)Violation 79390 · Revised Total Coliform Rule · Revised Total Coliform Rule

   Noncompliance period start February 8, 2026 · period end February 12, 2026 · first reported June 30, 2026 · EPA return-to-compliance field February 12, 2026

   3 linked actions

   Enforcement and resolution records linked by EPA

   Action ID	Date	Category	EPA action type
   17766	February 12, 2026	Resolving	State Compliance achieved
   17760	April 1, 2026	Informal	State Formal Notice of Violation issued
   17761	April 1, 2026	Informal	State Public Notification requested

3. Monitoring or reporting · Resolved

   Monitoring, Source Water (GWR)Violation 79276 · E. COLI · Ground Water Rule

   Noncompliance period start December 11, 2025 · period end December 5, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 5, 2025

   2 linked actions

   Enforcement and resolution records linked by EPA

   Action ID	Date	Category	EPA action type
   17715	December 5, 2025	Resolving	State Compliance achieved
   17711	January 21, 2026	Informal	State Formal Notice of Violation issued

4. Monitoring or reporting · Resolved

   Monitoring, Source Water (GWR)Violation 79275 · E. COLI · Ground Water Rule

   Noncompliance period start December 11, 2025 · period end December 5, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 5, 2025

   2 linked actions

   Enforcement and resolution records linked by EPA

   Action ID	Date	Category	EPA action type
   17715	December 5, 2025	Resolving	State Compliance achieved
   17709	January 21, 2026	Informal	State Formal Notice of Violation issued

5. Monitoring or reporting · Resolved

   Monitoring, Source Water (GWR)Violation 79274 · E. COLI · Ground Water Rule

   Noncompliance period start December 11, 2025 · period end December 5, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 5, 2025

   2 linked actions

   Enforcement and resolution records linked by EPA

   Action ID	Date	Category	EPA action type
   17715	December 5, 2025	Resolving	State Compliance achieved
   17707	January 21, 2026	Informal	State Formal Notice of Violation issued

6. Monitoring or reporting · Resolved

   Monitoring, Source Water (GWR)Violation 79273 · E. COLI · Ground Water Rule

   Noncompliance period start December 11, 2025 · period end December 5, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 5, 2025

   2 linked actions

   Enforcement and resolution records linked by EPA

   Action ID	Date	Category	EPA action type
   17715	December 5, 2025	Resolving	State Compliance achieved
   17705	January 21, 2026	Informal	State Formal Notice of Violation issued

7. Monitoring or reporting · Resolved

   Monitoring, Source Water (GWR)Violation 79272 · E. COLI · Ground Water Rule

   Noncompliance period start December 11, 2025 · period end December 5, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 5, 2025

   2 linked actions

   Enforcement and resolution records linked by EPA

   Action ID	Date	Category	EPA action type
   17715	December 5, 2025	Resolving	State Compliance achieved
   17703	January 21, 2026	Informal	State Formal Notice of Violation issued

8. Monitoring or reporting · Resolved

   Monitoring, RegularViolation 79266 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

   Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

   3 linked actions

   Enforcement and resolution records linked by EPA

   Action ID	Date	Category	EPA action type
   17691	November 19, 2025	Informal	State Formal Notice of Violation issued
   17692	November 19, 2025	Informal	State Public Notification requested
   17717	December 17, 2025	Resolving	State Compliance achieved

9. Monitoring or reporting · Resolved

   Monitoring, RegularViolation 79265 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

   Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

   3 linked actions

   Enforcement and resolution records linked by EPA

   Action ID	Date	Category	EPA action type
   17691	November 19, 2025	Informal	State Formal Notice of Violation issued
   17692	November 19, 2025	Informal	State Public Notification requested
   17717	December 17, 2025	Resolving	State Compliance achieved

10. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79264 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17689	November 19, 2025	Informal	State Formal Notice of Violation issued
    17690	November 19, 2025	Informal	State Public Notification requested
    17717	December 17, 2025	Resolving	State Compliance achieved

11. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79263 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17689	November 19, 2025	Informal	State Formal Notice of Violation issued
    17690	November 19, 2025	Informal	State Public Notification requested
    17717	December 17, 2025	Resolving	State Compliance achieved

12. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79262 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17687	November 19, 2025	Informal	State Formal Notice of Violation issued
    17688	November 19, 2025	Informal	State Public Notification requested
    17717	December 17, 2025	Resolving	State Compliance achieved

13. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79261 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17687	November 19, 2025	Informal	State Formal Notice of Violation issued
    17688	November 19, 2025	Informal	State Public Notification requested
    17717	December 17, 2025	Resolving	State Compliance achieved

14. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79260 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17685	November 19, 2025	Informal	State Formal Notice of Violation issued
    17686	November 19, 2025	Informal	State Public Notification requested
    17717	December 17, 2025	Resolving	State Compliance achieved

15. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79259 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17685	November 19, 2025	Informal	State Formal Notice of Violation issued
    17686	November 19, 2025	Informal	State Public Notification requested
    17717	December 17, 2025	Resolving	State Compliance achieved

16. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79258 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17683	November 19, 2025	Informal	State Formal Notice of Violation issued
    17684	November 19, 2025	Informal	State Public Notification requested
    17717	December 17, 2025	Resolving	State Compliance achieved

17. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79257 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2025 · period end September 30, 2025 · first reported December 23, 2025 · EPA return-to-compliance field September 30, 2025

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17683	November 19, 2025	Informal	State Formal Notice of Violation issued
    17684	November 19, 2025	Informal	State Public Notification requested
    17717	December 17, 2025	Resolving	State Compliance achieved

18. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79244 · Nitrate · Nitrate Rule

    Noncompliance period start January 1, 2025 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17673	November 7, 2025	Informal	State Formal Notice of Violation issued
    17674	November 7, 2025	Informal	State Public Notification requested

19. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79243 · Nitrate · Nitrate Rule

    Noncompliance period start January 1, 2025 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17671	November 7, 2025	Informal	State Formal Notice of Violation issued
    17672	November 7, 2025	Informal	State Public Notification requested

20. Monitoring or reporting · Unaddressed by formal action

    Lead Consumer NoticeViolation 79242 · Lead and Copper Rule · Lead and Copper Rule

    Noncompliance period start December 30, 2024 · first reported March 31, 2025

    1 linked action

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17670	February 6, 2025	Informal	State Formal Notice of Violation issued

21. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79236 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17658	February 4, 2025	Informal	State Formal Notice of Violation issued
    17659	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

22. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79235 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17658	February 4, 2025	Informal	State Formal Notice of Violation issued
    17659	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

23. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79234 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17656	February 4, 2025	Informal	State Formal Notice of Violation issued
    17657	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

24. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79233 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17656	February 4, 2025	Informal	State Formal Notice of Violation issued
    17657	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

25. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79232 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17654	February 4, 2025	Informal	State Formal Notice of Violation issued
    17655	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

26. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79231 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17654	February 4, 2025	Informal	State Formal Notice of Violation issued
    17655	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

27. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79230 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17652	February 4, 2025	Informal	State Formal Notice of Violation issued
    17653	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

28. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79229 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17652	February 4, 2025	Informal	State Formal Notice of Violation issued
    17653	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

29. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79228 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17650	February 4, 2025	Informal	State Formal Notice of Violation issued
    17651	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

30. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79227 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17650	February 4, 2025	Informal	State Formal Notice of Violation issued
    17651	February 4, 2025	Informal	State Public Notification requested
    17716	March 27, 2025	Resolving	State Compliance achieved

31. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79214 · Radium-228 · Radionuclides and Revised Rad Rule

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17632	January 15, 2025	Informal	State Formal Notice of Violation issued
    17633	January 15, 2025	Informal	State Public Notification requested
    17762	April 10, 2025	Resolving	State Compliance achieved

32. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79213 · Radium-226 · Radionuclides and Revised Rad Rule

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17632	January 15, 2025	Informal	State Formal Notice of Violation issued
    17633	January 15, 2025	Informal	State Public Notification requested
    17762	April 10, 2025	Resolving	State Compliance achieved

33. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79212 · Combined Radium (-226 and -228) · Radionuclides and Revised Rad Rule

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17632	January 15, 2025	Informal	State Formal Notice of Violation issued
    17633	January 15, 2025	Informal	State Public Notification requested
    17762	April 10, 2025	Resolving	State Compliance achieved

34. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79211 · Combined Uranium · Radionuclides and Revised Rad Rule

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17632	January 15, 2025	Informal	State Formal Notice of Violation issued
    17633	January 15, 2025	Informal	State Public Notification requested
    17762	April 10, 2025	Resolving	State Compliance achieved

35. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79210 · Gross Alpha, Excl. Radon and U · Radionuclides and Revised Rad Rule

    Noncompliance period start October 1, 2024 · period end December 31, 2024 · first reported March 31, 2025 · EPA return-to-compliance field December 31, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17632	January 15, 2025	Informal	State Formal Notice of Violation issued
    17633	January 15, 2025	Informal	State Public Notification requested
    17762	April 10, 2025	Resolving	State Compliance achieved

36. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79206 · Radium-228 · Radionuclides and Revised Rad Rule

    Noncompliance period start July 1, 2024 · period end September 30, 2024 · first reported February 14, 2025 · EPA return-to-compliance field September 30, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17630	October 21, 2024	Informal	State Formal Notice of Violation issued
    17631	October 21, 2024	Informal	State Public Notification requested
    17626	October 25, 2024	Resolving	State Compliance achieved

37. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79205 · Radium-226 · Radionuclides and Revised Rad Rule

    Noncompliance period start July 1, 2024 · period end September 30, 2024 · first reported February 14, 2025 · EPA return-to-compliance field September 30, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17630	October 21, 2024	Informal	State Formal Notice of Violation issued
    17631	October 21, 2024	Informal	State Public Notification requested
    17626	October 25, 2024	Resolving	State Compliance achieved

38. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79204 · Combined Radium (-226 and -228) · Radionuclides and Revised Rad Rule

    Noncompliance period start July 1, 2024 · period end September 30, 2024 · first reported February 14, 2025 · EPA return-to-compliance field September 30, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17630	October 21, 2024	Informal	State Formal Notice of Violation issued
    17631	October 21, 2024	Informal	State Public Notification requested
    17626	October 25, 2024	Resolving	State Compliance achieved

39. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79203 · Combined Uranium · Radionuclides and Revised Rad Rule

    Noncompliance period start July 1, 2024 · period end September 30, 2024 · first reported February 14, 2025 · EPA return-to-compliance field September 30, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17630	October 21, 2024	Informal	State Formal Notice of Violation issued
    17631	October 21, 2024	Informal	State Public Notification requested
    17626	October 25, 2024	Resolving	State Compliance achieved

40. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79202 · Gross Alpha, Excl. Radon and U · Radionuclides and Revised Rad Rule

    Noncompliance period start July 1, 2024 · period end September 30, 2024 · first reported February 14, 2025 · EPA return-to-compliance field September 30, 2024

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17630	October 21, 2024	Informal	State Formal Notice of Violation issued
    17631	October 21, 2024	Informal	State Public Notification requested
    17626	October 25, 2024	Resolving	State Compliance achieved

41. Other or unclassified · Resolved

    Consumer Confidence Report Complete Failure to ReportViolation 79201 · Consumer Confidence Rule · Consumer Confidence Rule

    Noncompliance period start July 1, 2024 · period end July 26, 2024 · first reported February 14, 2025 · EPA return-to-compliance field July 26, 2024

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17624	July 26, 2024	Resolving	State Compliance achieved
    17623	September 12, 2024	Informal	State Formal Notice of Violation issued

42. Monitoring or reporting · Resolved

    Monitoring of Treatment (SWTR-Unfilt/GWR)Violation 79200 · Groundwater Rule · Ground Water Rule

    Noncompliance period start May 1, 2024 · period end May 31, 2024 · first reported September 19, 2024 · EPA return-to-compliance field May 31, 2024

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17619	June 26, 2024	Informal	State Formal Notice of Violation issued
    17622	August 28, 2024	Resolving	State Compliance achieved

43. Monitoring or reporting · Resolved

    Monitoring of Treatment (SWTR-Unfilt/GWR)Violation 79199 · Groundwater Rule · Ground Water Rule

    Noncompliance period start November 1, 2023 · period end November 30, 2023 · first reported February 23, 2024 · EPA return-to-compliance field November 30, 2023

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17615	January 24, 2024	Informal	State Formal Notice of Violation issued
    17622	August 28, 2024	Resolving	State Compliance achieved

44. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79194 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2023 · period end September 30, 2023 · first reported November 30, 2023 · EPA return-to-compliance field September 30, 2023

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17607	October 23, 2023	Informal	State Formal Notice of Violation issued
    17608	October 23, 2023	Informal	State Public Notification requested
    17618	December 19, 2023	Resolving	State Compliance achieved

45. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 79193 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start July 1, 2023 · period end September 30, 2023 · first reported November 30, 2023 · EPA return-to-compliance field September 30, 2023

    3 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17607	October 23, 2023	Informal	State Formal Notice of Violation issued
    17608	October 23, 2023	Informal	State Public Notification requested
    17618	December 19, 2023	Resolving	State Compliance achieved

46. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79389 · Styrene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

47. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79388 · Ethylbenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

48. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79387 · Toluene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

49. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79386 · Benzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

50. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79385 · CHLOROBENZENE · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

51. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79384 · Tetrachloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

52. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79383 · 1,1,2-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

53. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79382 · Trichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

54. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79381 · 1,2-Dichloropropane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

55. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79380 · Carbon tetrachloride · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

56. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79379 · 1,1,1-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

57. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79378 · 1,2-Dichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

58. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79377 · trans-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

59. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79376 · 1,1-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

60. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79375 · Vinyl chloride · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

61. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79374 · p-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

62. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79373 · o-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

63. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79372 · DICHLOROMETHANE · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

64. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79371 · Xylenes, Total · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

65. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79370 · cis-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

66. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79369 · 1,2,4-Trichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17758	March 19, 2026	Informal	State Formal Notice of Violation issued
    17759	March 19, 2026	Informal	State Public Notification requested

67. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79341 · Selenium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

68. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79340 · Thallium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

69. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79339 · Beryllium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

70. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79338 · Antimony, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

71. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79336 · Nickel · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

72. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79335 · Mercury · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

73. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79334 · Fluoride · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

74. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79333 · CYANIDE · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

75. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79332 · Chromium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

76. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79331 · Cadmium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

77. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79330 · Barium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

78. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79329 · Arsenic · Arsenic Rule

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17726	February 4, 2026	Informal	State Formal Notice of Violation issued
    17727	February 4, 2026	Informal	State Public Notification requested

79. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79328 · Selenium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

80. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79327 · Thallium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

81. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79326 · Beryllium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

82. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79325 · Antimony, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

83. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79323 · Nickel · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

84. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79322 · Mercury · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

85. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79321 · Fluoride · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

86. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79320 · CYANIDE · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

87. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79319 · Chromium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

88. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79318 · Cadmium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

89. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79317 · Barium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

90. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79316 · Arsenic · Arsenic Rule

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17724	February 4, 2026	Informal	State Formal Notice of Violation issued
    17725	February 4, 2026	Informal	State Public Notification requested

91. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79315 · Selenium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

92. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79314 · Thallium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

93. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79313 · Beryllium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

94. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79312 · Antimony, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

95. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79310 · Nickel · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

96. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79309 · Mercury · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

97. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79308 · Fluoride · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

98. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79307 · CYANIDE · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

99. Monitoring or reporting · Archived

    Monitoring, RegularViolation 79306 · Chromium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions

    Enforcement and resolution records linked by EPA

    Action ID	Date	Category	EPA action type
    17722	February 4, 2026	Informal	State Formal Notice of Violation issued
    17723	February 4, 2026	Informal	State Public Notification requested

100. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79305 · Cadmium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17722	February 4, 2026	Informal	State Formal Notice of Violation issued
     17723	February 4, 2026	Informal	State Public Notification requested

101. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79304 · Barium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17722	February 4, 2026	Informal	State Formal Notice of Violation issued
     17723	February 4, 2026	Informal	State Public Notification requested

102. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79303 · Arsenic · Arsenic Rule

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17722	February 4, 2026	Informal	State Formal Notice of Violation issued
     17723	February 4, 2026	Informal	State Public Notification requested

103. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79302 · Selenium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

104. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79301 · Thallium, Total · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

105. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79300 · Beryllium, Total · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

106. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79299 · Antimony, Total · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

107. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79297 · Nickel · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

108. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79296 · Mercury · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

109. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79295 · Fluoride · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

110. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79294 · CYANIDE · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

111. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79293 · Chromium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

112. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79292 · Cadmium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

113. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79291 · Barium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

114. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79290 · Arsenic · Arsenic Rule

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17720	February 4, 2026	Informal	State Formal Notice of Violation issued
     17721	February 4, 2026	Informal	State Public Notification requested

115. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79289 · Selenium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

116. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79288 · Thallium, Total · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

117. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79287 · Beryllium, Total · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

118. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79286 · Antimony, Total · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

119. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79284 · Nickel · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

120. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79283 · Mercury · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

121. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79282 · Fluoride · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

122. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79281 · CYANIDE · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

123. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79280 · Chromium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

124. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79279 · Cadmium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

125. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79278 · Barium · Inorganic Chemicals

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

126. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79277 · Arsenic · Arsenic Rule

     Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17718	February 4, 2026	Informal	State Formal Notice of Violation issued
     17719	February 4, 2026	Informal	State Public Notification requested

127. Monitoring or reporting · Resolved

     Monitoring of Treatment (SWTR-Unfilt/GWR)Violation 79171 · Groundwater Rule · Ground Water Rule

     Noncompliance period start December 1, 2022 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17602	February 16, 2023	Informal	State Formal Notice of Violation issued
     17622	August 28, 2024	Resolving	State Compliance achieved

128. Monitoring or reporting · Resolved

     Monitoring of Treatment (SWTR-Unfilt/GWR)Violation 79170 · Groundwater Rule · Ground Water Rule

     Noncompliance period start October 1, 2022 · period end October 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field October 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17600	February 16, 2023	Informal	State Formal Notice of Violation issued
     17622	August 28, 2024	Resolving	State Compliance achieved

129. Monitoring or reporting · Resolved

     Monitoring of Treatment (SWTR-Unfilt/GWR)Violation 79164 · Groundwater Rule · Ground Water Rule

     Noncompliance period start February 1, 2022 · period end February 28, 2022 · first reported May 16, 2022 · EPA return-to-compliance field February 28, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17577	March 17, 2022	Informal	State Formal Notice of Violation issued
     17579	March 31, 2022	Resolving	State Compliance achieved

130. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79169 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2022 · period end December 31, 2022 · first reported February 15, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17595	October 24, 2022	Informal	State Formal Notice of Violation issued
     17611	September 7, 2023	Resolving	State Compliance achieved

131. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79168 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2022 · period end December 31, 2022 · first reported February 15, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17593	October 24, 2022	Informal	State Formal Notice of Violation issued
     17611	September 7, 2023	Resolving	State Compliance achieved

132. EPA health-based flag · Resolved

     Treatment Technique, Level 1 Assessment (RTCR)Violation 79162 · Revised Total Coliform Rule · Revised Total Coliform Rule

     Noncompliance period start December 13, 2021 · period end March 16, 2022 · first reported February 25, 2022 · EPA return-to-compliance field March 16, 2022

     4 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17572	January 25, 2022	Informal	State Formal Notice of Violation issued
     17573	January 25, 2022	Informal	State Public Notification requested
     17575	March 16, 2022	Informal	State Public Notification received
     17576	March 16, 2022	Resolving	State Compliance achieved

133. Monitoring or reporting · Resolved

     Monitoring, Source Water (GWR)Violation 79161 · E. COLI · Ground Water Rule

     Noncompliance period start November 2, 2021 · period end November 1, 2023 · first reported February 25, 2022 · EPA return-to-compliance field November 1, 2023

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17570	December 13, 2021	Informal	State Formal Notice of Violation issued
     17571	December 13, 2021	Informal	State Public Notification requested
     17621	November 1, 2023	Resolving	State Compliance achieved

134. Other or unclassified · Resolved

     Consumer Confidence Report Inadequate ReportingViolation 79144 · Consumer Confidence Rule · Consumer Confidence Rule

     Noncompliance period start October 1, 2021 · period end November 22, 2021 · first reported February 25, 2022 · EPA return-to-compliance field November 22, 2021

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17543	November 3, 2021	Informal	State Formal Notice of Violation issued
     17566	November 22, 2021	Resolving	State Compliance achieved

135. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79159 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17563	November 8, 2021	Informal	State Formal Notice of Violation issued
     17564	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

136. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79158 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17563	November 8, 2021	Informal	State Formal Notice of Violation issued
     17564	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

137. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79157 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17561	November 8, 2021	Informal	State Formal Notice of Violation issued
     17562	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

138. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79156 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17561	November 8, 2021	Informal	State Formal Notice of Violation issued
     17562	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

139. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79155 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17559	November 8, 2021	Informal	State Formal Notice of Violation issued
     17560	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

140. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79154 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17559	November 8, 2021	Informal	State Formal Notice of Violation issued
     17560	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

141. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79151 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17553	November 8, 2021	Informal	State Formal Notice of Violation issued
     17554	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

142. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79150 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17553	November 8, 2021	Informal	State Formal Notice of Violation issued
     17554	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

143. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79146 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17545	November 8, 2021	Informal	State Formal Notice of Violation issued
     17546	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

144. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79145 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

     Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported December 15, 2021 · EPA return-to-compliance field September 30, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17545	November 8, 2021	Informal	State Formal Notice of Violation issued
     17546	November 8, 2021	Informal	State Public Notification requested
     17567	November 19, 2021	Resolving	State Compliance achieved

145. Other or unclassified · Resolved

     Consumer Confidence Report Complete Failure to ReportViolation 79138 · Consumer Confidence Rule · Consumer Confidence Rule

     Noncompliance period start July 1, 2021 · period end November 22, 2021 · first reported December 15, 2021 · EPA return-to-compliance field November 22, 2021

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17536	August 10, 2021	Informal	State Formal Notice of Violation issued
     17565	November 22, 2021	Resolving	State Compliance achieved

146. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79140 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2021 · period end March 23, 2021 · first reported February 25, 2022 · EPA return-to-compliance field March 23, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17599	March 23, 2021	Resolving	State Compliance achieved
     17539	October 19, 2021	Informal	State Formal Notice of Violation issued
     17540	October 19, 2021	Informal	State Public Notification requested

147. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79139 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2021 · period end March 23, 2021 · first reported February 25, 2022 · EPA return-to-compliance field March 23, 2021

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17598	March 23, 2021	Resolving	State Compliance achieved
     17537	October 19, 2021	Informal	State Formal Notice of Violation issued
     17538	October 19, 2021	Informal	State Public Notification requested

148. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79342 · Radium-228 · Radionuclides and Revised Rad Rule

     Noncompliance period start January 1, 2020 · period end December 31, 2025 · first reported March 27, 2026 · EPA return-to-compliance field December 31, 2025

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17763	January 8, 2026	Resolving	State Compliance achieved
     17728	February 18, 2026	Informal	State Formal Notice of Violation issued
     17729	February 18, 2026	Informal	State Public Notification requested

149. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79192 · Styrene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

150. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79191 · Ethylbenzene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

151. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79190 · Toluene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

152. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79189 · Benzene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

153. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79188 · CHLOROBENZENE · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

154. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79187 · Tetrachloroethylene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

155. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79186 · 1,1,2-Trichloroethane · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

156. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79185 · Trichloroethylene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

157. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79184 · 1,2-Dichloropropane · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

158. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79183 · Carbon tetrachloride · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

159. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79182 · 1,1,1-Trichloroethane · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

160. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79181 · 1,2-Dichloroethane · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

161. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79180 · trans-1,2-Dichloroethylene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

162. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79179 · 1,1-Dichloroethylene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

163. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79178 · Vinyl chloride · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

164. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79177 · p-Dichlorobenzene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

165. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79176 · o-Dichlorobenzene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

166. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79175 · DICHLOROMETHANE · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

167. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79174 · Xylenes, Total · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

168. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79173 · cis-1,2-Dichloroethylene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

169. Monitoring or reporting · Archived

     Monitoring, RegularViolation 79172 · 1,2,4-Trichlorobenzene · Volatile Organic Chemicals

     Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported May 17, 2023 · EPA return-to-compliance field December 31, 2022

     2 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17604	March 28, 2023	Informal	State Formal Notice of Violation issued
     17605	March 28, 2023	Informal	State Public Notification requested

170. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79137 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2020 · period end December 31, 2020 · first reported April 13, 2021 · EPA return-to-compliance field December 31, 2020

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17533	January 14, 2021	Informal	State Formal Notice of Violation issued
     17534	January 14, 2021	Informal	State Public Notification requested
     17535	March 23, 2021	Resolving	State Compliance achieved

171. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79136 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2020 · period end December 31, 2020 · first reported April 13, 2021 · EPA return-to-compliance field December 31, 2020

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17531	January 14, 2021	Informal	State Formal Notice of Violation issued
     17532	January 14, 2021	Informal	State Public Notification requested
     17535	March 23, 2021	Resolving	State Compliance achieved

172. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79135 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2020 · period end December 31, 2020 · first reported April 13, 2021 · EPA return-to-compliance field December 31, 2020

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17529	January 14, 2021	Informal	State Formal Notice of Violation issued
     17530	January 14, 2021	Informal	State Public Notification requested
     17535	March 23, 2021	Resolving	State Compliance achieved

173. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79119 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2020 · period end December 31, 2020 · first reported April 13, 2021 · EPA return-to-compliance field December 31, 2020

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17496	October 26, 2020	Informal	State Formal Notice of Violation issued
     17497	October 26, 2020	Informal	State Public Notification requested
     17535	March 23, 2021	Resolving	State Compliance achieved

174. Monitoring or reporting · Resolved

     Monitoring, RegularViolation 79118 · Nitrate · Nitrate Rule

     Noncompliance period start January 1, 2020 · period end December 31, 2020 · first reported April 13, 2021 · EPA return-to-compliance field December 31, 2020

     3 linked actions

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17494	October 26, 2020	Informal	State Formal Notice of Violation issued
     17495	October 26, 2020	Informal	State Public Notification requested
     17535	March 23, 2021	Resolving	State Compliance achieved

175. Monitoring or reporting · Unaddressed by formal action

     Lead Consumer NoticeViolation 79035 · Lead and Copper Rule · Lead and Copper Rule

     Noncompliance period start December 30, 2018 · first reported September 26, 2019

     1 linked action

     Enforcement and resolution records linked by EPA

     Action ID	Date	Category	EPA action type
     17373	July 10, 2019	Informal	State Formal Notice of Violation issued