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IL1330300 · Illinois

WATERLOO

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

Violation records shown
30
EPA health-based flag
0
Health-based records unresolved in this snapshot
0
Monitoring and reporting records
29

Counties listed by EPA · Monroe County, Illinois

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 30 resolved records with both dates, the median interval from recorded noncompliance start to EPA’s return-to-compliance date was 90 days. The interval uses the reporting periods and dates on file.

  1. Other or unclassified · Resolved

    Public Notification Violation for NPDWR ViolationViolation 7153518 · Public Notice · Public Notice Rule and Revised PN Rule

    Noncompliance period start April 14, 2026 · period end June 15, 2026 · first reported August 27, 2026 · EPA return-to-compliance field June 15, 2026

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214446June 15, 2026ResolvingState Compliance achieved

  2. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153514 · Nitrite · Nitrate Rule

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214428July 16, 2025InformalState Violation/Reminder Notice
    4214429July 16, 2025InformalState Public Notification requested
    4214437October 14, 2025ResolvingState Compliance achieved

  3. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153513 · Nitrate · Nitrate Rule

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214430July 16, 2025InformalState Violation/Reminder Notice
    4214431July 16, 2025InformalState Public Notification requested
    4214436October 14, 2025ResolvingState Compliance achieved

  4. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153512 · Styrene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  5. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153511 · Ethylbenzene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  6. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153510 · Toluene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  7. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153509 · Benzene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  8. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153508 · CHLOROBENZENE · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  9. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153507 · Tetrachloroethylene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  10. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153506 · 1,1,2-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  11. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153505 · Trichloroethylene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  12. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153504 · 1,2-Dichloropropane · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  13. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153503 · Carbon tetrachloride · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  14. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153502 · 1,1,1-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  15. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153501 · 1,2-Dichloroethane · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  16. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153500 · trans-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  17. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153499 · 1,1-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  18. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153498 · p-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  19. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153497 · o-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  20. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153496 · DICHLOROMETHANE · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  21. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153495 · Xylenes, Total · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  22. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153494 · cis-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  23. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153493 · 1,2,4-Trichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214426July 14, 2025InformalState Violation/Reminder Notice
    4214427July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  24. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153492 · Vinyl chloride · Volatile Organic Chemicals

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214424July 14, 2025InformalState Violation/Reminder Notice
    4214425July 14, 2025InformalState Public Notification requested
    4214433August 28, 2025ResolvingState Compliance achieved

  25. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 7153491 · Combined Radium (-226 and -228) · Radionuclides and Revised Rad Rule

    Noncompliance period start April 1, 2025 · period end June 30, 2025 · first reported August 18, 2025 · EPA return-to-compliance field June 30, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214422July 11, 2025InformalState Violation/Reminder Notice
    4214423July 11, 2025InformalState Public Notification requested
    4214435September 12, 2025ResolvingState Compliance achieved

  26. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 7153489 · Total Haloacetic Acids (HAA5) · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2025 · period end March 31, 2025 · first reported May 14, 2025 · EPA return-to-compliance field March 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214416April 13, 2025InformalState Violation/Reminder Notice
    4214417April 13, 2025InformalState Public Notification requested
    4214432May 21, 2025ResolvingState Compliance achieved

  27. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 7153488 · TTHM · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2025 · period end March 31, 2025 · first reported May 14, 2025 · EPA return-to-compliance field March 31, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214416April 13, 2025InformalState Violation/Reminder Notice
    4214417April 13, 2025InformalState Public Notification requested
    4214432May 21, 2025ResolvingState Compliance achieved

  28. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 7153487 · Chlorine · Stage 1 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start December 1, 2024 · period end December 31, 2024 · first reported February 27, 2025 · EPA return-to-compliance field December 31, 2024

    4 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214412January 24, 2025InformalState Violation/Reminder Notice
    4214413January 24, 2025InformalState Public Notification requested
    4214414February 3, 2025ResolvingState Compliance achieved
    4214418June 26, 2025InformalState Public Notification received

  29. Monitoring or reporting · Resolved

    Monitoring, Routine (RTCR)Violation 7153486 · Revised Total Coliform Rule · Revised Total Coliform Rule

    Noncompliance period start December 1, 2024 · period end December 31, 2024 · first reported February 27, 2025 · EPA return-to-compliance field December 31, 2024

    4 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214410January 24, 2025InformalState Violation/Reminder Notice
    4214411January 24, 2025InformalState Public Notification requested
    4214415February 3, 2025ResolvingState Compliance achieved
    4214419June 26, 2025InformalState Public Notification received

  30. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 7153485 · Total Haloacetic Acids (HAA5) · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start October 1, 2023 · period end December 31, 2023 · first reported February 14, 2024 · EPA return-to-compliance field December 31, 2023

    4 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    4214404January 12, 2024InformalState Violation/Reminder Notice
    4214407January 12, 2024InformalState Public Notification requested
    4214408March 7, 2024ResolvingState Compliance achieved
    4214409June 20, 2024InformalState Public Notification received

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