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CA4310014 · California

CITY OF SUNNYVALE

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

Violation records shown
63
EPA health-based flag
0
Health-based records unresolved in this snapshot
0
Monitoring and reporting records
63

Counties listed by EPA · Santa Clara County, California

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 63 resolved records with both dates, the median interval from recorded noncompliance start to EPA’s return-to-compliance date was 3,286 days. The interval uses the reporting periods and dates on file.

  1. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605078 · Chlordane · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  2. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605077 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  3. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605076 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  4. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605075 · Total Polychlorinated Biphenyls (PCB) · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  5. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605074 · Pentachlorophenol · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  6. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605073 · Benzo(a)pyrene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  7. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605072 · HEXACHLOROBENZENE · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  8. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605071 · 2,4,5-TP · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  9. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605070 · 2,4-D · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  10. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605069 · Heptachlor epoxide · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  11. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605068 · Heptachlor · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  12. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605067 · 2,3,7,8-TCDD · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  13. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605066 · LASSO · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  14. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605065 · Atrazine · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  15. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605064 · Carbofuran · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  16. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605063 · Hexachlorocyclopentadiene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  17. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605062 · Dinoseb · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  18. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605061 · Picloram · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  19. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605060 · Di(2-ethylhexyl) phthalate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  20. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605059 · Simazine · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  21. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605058 · OXAMYL · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  22. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605057 · Di(2-ethylhexyl) adipate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  23. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605056 · Glyphosate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  24. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605055 · Endothall · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  25. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605054 · Diquat · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  26. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605053 · Dalapon · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  27. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605052 · Toxaphene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  28. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605051 · Methoxychlor · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  29. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605050 · BHC-GAMMA · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  30. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605049 · Endrin · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  31. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605048 · Styrene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  32. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605047 · Ethylbenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  33. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605046 · Toluene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  34. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605045 · Benzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  35. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605044 · CHLOROBENZENE · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  36. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605042 · Tetrachloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  37. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605041 · 1,1,2-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  38. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605040 · Trichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  39. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605039 · 1,2-Dichloropropane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  40. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605038 · Carbon tetrachloride · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  41. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605037 · 1,1,1-Trichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  42. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605036 · 1,2-Dichloroethane · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  43. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605035 · trans-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  44. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605033 · 1,1-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  45. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605032 · Vinyl chloride · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  46. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605031 · p-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  47. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605030 · o-Dichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  48. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605029 · DICHLOROMETHANE · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  49. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605028 · Xylenes, Total · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  50. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605025 · cis-1,2-Dichloroethylene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  51. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605024 · 1,2,4-Trichlorobenzene · Volatile Organic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  52. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605020 · Selenium · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  53. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605019 · Thallium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  54. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605018 · Beryllium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  55. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605017 · Antimony, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  56. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605016 · Nitrite · Nitrate Rule

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  57. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605015 · Nickel · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  58. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605014 · Mercury · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  59. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605013 · Fluoride · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  60. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605012 · Chromium · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  61. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605011 · Cadmium · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  62. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605010 · Barium · Inorganic Chemicals

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

  63. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 9605009 · Arsenic · Arsenic Rule

    Noncompliance period start January 1, 2015 · period end December 31, 2023 · first reported May 15, 2024 · EPA return-to-compliance field December 31, 2023

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    9917042February 28, 2024InformalState Formal Notice of Violation issued
    9917043February 28, 2024ResolvingState Compliance achieved

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