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MT0000443 · Montana

BITTERROOT GATEWAY MB PK LOLO

Federal fiscal 2026Q3 · EPA violation and follow-up records

Violation records shown
111
EPA health-based flag
0
Health-based records unresolved in this snapshot
0
Monitoring and reporting records
111

Counties listed by EPA · Missoula County, Montana

Open the EPA system record

Find the utility’s annual water quality report. For current advisories, check the utility or local drinking-water authority.

Violations and what followed

Among 110 resolved records with both dates, the median interval from recorded noncompliance start to EPA’s return-to-compliance date was 1,095 days. The interval uses the reporting periods and dates on file.

  1. Monitoring or reporting · Resolved

    Follow-up Or Routine LCR Tap M/RViolation 1561914 · Lead and Copper Rule · Lead and Copper Rule

    Noncompliance period start October 1, 2024 · period end July 17, 2025 · first reported December 19, 2024 · EPA return-to-compliance field July 17, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865161November 7, 2024InformalState Violation/Reminder Notice
    4865162November 7, 2024InformalState Public Notification requested
    4865163July 17, 2025ResolvingState Compliance achieved

  2. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562023 · Styrene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  3. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562022 · Ethylbenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  4. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562021 · Toluene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  5. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562020 · Benzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  6. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562019 · CHLOROBENZENE · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  7. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562018 · Tetrachloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  8. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562017 · 1,1,2-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  9. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562016 · Trichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  10. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562015 · 1,2-Dichloropropane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  11. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562014 · Carbon tetrachloride · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  12. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562013 · 1,1,1-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  13. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562012 · 1,2-Dichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  14. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562011 · trans-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  15. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562010 · 1,1-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  16. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562009 · Vinyl chloride · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  17. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562008 · p-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  18. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562007 · o-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  19. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562006 · DICHLOROMETHANE · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  20. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562005 · Xylenes, Total · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  21. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562004 · cis-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  22. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562003 · 1,2,4-Trichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865182January 24, 2026InformalState Violation/Reminder Notice
    4865183January 24, 2026InformalState Public Notification requested
    4865184February 11, 2026ResolvingState Compliance achieved

  23. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562002 · Styrene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  24. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562001 · Ethylbenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  25. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1562000 · Toluene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  26. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561999 · Benzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  27. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561998 · CHLOROBENZENE · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  28. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561997 · Tetrachloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  29. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561996 · 1,1,2-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  30. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561995 · Trichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  31. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561994 · 1,2-Dichloropropane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  32. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561993 · Carbon tetrachloride · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  33. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561992 · 1,1,1-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  34. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561991 · 1,2-Dichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  35. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561990 · trans-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  36. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561989 · 1,1-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  37. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561988 · Vinyl chloride · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  38. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561987 · p-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  39. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561986 · o-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  40. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561985 · DICHLOROMETHANE · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  41. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561984 · Xylenes, Total · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  42. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561983 · cis-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  43. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561982 · 1,2,4-Trichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865179January 24, 2026InformalState Violation/Reminder Notice
    4865180January 24, 2026InformalState Public Notification requested
    4865181February 11, 2026ResolvingState Compliance achieved

  44. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561981 · Arsenic · Arsenic Rule

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865176January 23, 2026InformalState Violation/Reminder Notice
    4865177January 23, 2026InformalState Public Notification requested
    4865178February 11, 2026ResolvingState Compliance achieved

  45. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561980 · Chlordane · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  46. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561979 · Pentachlorophenol · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  47. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561978 · Benzo(a)pyrene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  48. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561977 · HEXACHLOROBENZENE · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  49. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561976 · 2,4,5-TP · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  50. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561975 · 2,4-D · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  51. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561974 · Heptachlor epoxide · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  52. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561973 · Heptachlor · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  53. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561972 · LASSO · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  54. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561971 · Atrazine · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  55. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561970 · Carbofuran · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  56. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561969 · Hexachlorocyclopentadiene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  57. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561968 · Dinoseb · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  58. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561967 · Picloram · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  59. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561966 · Di(2-ethylhexyl) phthalate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  60. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561965 · Simazine · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  61. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561964 · OXAMYL · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  62. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561963 · Di(2-ethylhexyl) adipate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  63. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561962 · Dalapon · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  64. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561961 · Toxaphene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  65. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561960 · Methoxychlor · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  66. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561959 · BHC-GAMMA · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  67. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561958 · Endrin · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865173January 22, 2026InformalState Violation/Reminder Notice
    4865174January 22, 2026InformalState Public Notification requested
    4865175February 11, 2026ResolvingState Compliance achieved

  68. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561957 · Chlordane · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  69. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561956 · Pentachlorophenol · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  70. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561955 · Benzo(a)pyrene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  71. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561954 · HEXACHLOROBENZENE · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  72. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561953 · 2,4,5-TP · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  73. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561952 · 2,4-D · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  74. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561951 · Heptachlor epoxide · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  75. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561950 · Heptachlor · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  76. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561949 · LASSO · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  77. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561948 · Atrazine · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  78. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561947 · Carbofuran · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  79. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561946 · Hexachlorocyclopentadiene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  80. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561945 · Dinoseb · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  81. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561944 · Picloram · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  82. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561943 · Di(2-ethylhexyl) phthalate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  83. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561942 · Simazine · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  84. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561941 · OXAMYL · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  85. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561940 · Di(2-ethylhexyl) adipate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  86. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561939 · Dalapon · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  87. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561938 · Toxaphene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  88. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561937 · Methoxychlor · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  89. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561936 · BHC-GAMMA · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  90. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561935 · Endrin · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865170January 22, 2026InformalState Violation/Reminder Notice
    4865171January 22, 2026InformalState Public Notification requested
    4865172February 11, 2026ResolvingState Compliance achieved

  91. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561934 · Selenium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  92. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561933 · Thallium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  93. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561932 · Beryllium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  94. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561931 · Antimony, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  95. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561930 · Nickel · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  96. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561929 · Mercury · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  97. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561928 · Fluoride · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  98. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561927 · Chromium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  99. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561926 · Cadmium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  100. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561925 · Barium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865167January 22, 2026InformalState Violation/Reminder Notice
    4865168January 22, 2026InformalState Public Notification requested
    4865169February 11, 2026ResolvingState Compliance achieved

  101. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561924 · Selenium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  102. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561923 · Thallium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  103. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561922 · Beryllium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  104. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561921 · Antimony, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  105. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561920 · Nickel · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  106. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561919 · Mercury · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  107. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561918 · Fluoride · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  108. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561917 · Chromium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  109. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561916 · Cadmium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  110. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 1561915 · Barium · Inorganic Chemicals

    Noncompliance period start January 1, 2023 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865164January 22, 2026InformalState Violation/Reminder Notice
    4865165January 22, 2026InformalState Public Notification requested
    4865166February 11, 2026ResolvingState Compliance achieved

  111. Monitoring or reporting · Archived

    Monitoring, RegularViolation 1562024 · Gross Alpha, Excl. Radon and U · Radionuclides and Revised Rad Rule

    Noncompliance period start January 1, 2017 · period end December 31, 2025 · first reported February 25, 2026 · EPA return-to-compliance field December 31, 2025

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4865185January 24, 2026InformalState Violation/Reminder Notice
    4865186January 24, 2026InformalState Public Notification requested

EPA data and scope

How to read the records

The enforcement snapshot is federal fiscal 2026Q3. The EPA archive labels its violation file October 13, 2026. EPA says federal reporting can lag by several months. For current advisories, check your utility or local drinking-water authority.

EPA data dictionary and files · EPA reporting and enforcement FAQ · Find an annual water quality report · How to get the report from your utility