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010106001 · Connecticut

Mashantucket Pequot Water System

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

Violation records shown
46
EPA health-based flag
7
Health-based records unresolved in this snapshot
0
Monitoring and reporting records
36

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 46 resolved records with both dates, the median interval from recorded noncompliance start to EPA’s return-to-compliance date was 365 days. The interval uses the reporting periods and dates on file.

  1. Other or unclassified · Resolved

    Consumer Confidence Report Inadequate ReportingViolation 010600172700072025 · Consumer Confidence Rule · Consumer Confidence Rule

    Noncompliance period start July 1, 2025 · period end October 2, 2025 · first reported March 25, 2026 · EPA return-to-compliance field October 2, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001FG09262523400September 26, 2025InformalFederal Public Notification issued
    0106001IF10022523402October 2, 2025InformalFederal Public Notification received from PWS
    0106001OX10022523404October 2, 2025ResolvingFederal Compliance achieved

  2. Other or unclassified · Resolved

    Consumer Confidence Report Inadequate ReportingViolation 010600172700072024 · Consumer Confidence Rule · Consumer Confidence Rule

    Noncompliance period start July 1, 2024 · period end October 2, 2025 · first reported September 23, 2025 · EPA return-to-compliance field October 2, 2025

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001FG09262523399September 26, 2025InformalFederal Public Notification issued
    0106001IF10022523401October 2, 2025InformalFederal Public Notification received from PWS
    0106001OX10022523403October 2, 2025ResolvingFederal Compliance achieved

  3. Monitoring or reporting · Resolved

    Report Sample Result/Fail Monitor (RTCR)Violation 01060014B8000112018 · Revised Total Coliform Rule · Revised Total Coliform Rule

    Noncompliance period start November 1, 2018 · period end January 8, 2019 · first reported October 7, 2024 · EPA return-to-compliance field January 8, 2019

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001OX01081922964January 8, 2019ResolvingFederal Compliance achieved

  4. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, AverageViolation 0106001022950102018 · TTHM · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start October 1, 2018 · period end December 31, 2018 · first reported February 25, 2025 · EPA return-to-compliance field December 31, 2018

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IE12031822979December 3, 2018InformalFederal Public Notification requested
    0106001IF12271822961December 27, 2018InformalFederal Public Notification received from PWS
    0106001OX02121923091February 12, 2019ResolvingFederal Compliance achieved

  5. Other or unclassified · Resolved

    Public Notification Violation for NPDWR ViolationViolation 010600175750092018 · Public Notice · Public Notice Rule and Revised PN Rule

    Noncompliance period start September 28, 2018 · period end December 27, 2018 · first reported March 25, 2026 · EPA return-to-compliance field December 27, 2018

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IE12031822954December 3, 2018InformalFederal Public Notification requested
    0106001IF12271822966December 27, 2018InformalFederal Public Notification received from PWS
    0106001OX12271822968December 27, 2018ResolvingFederal Compliance achieved

  6. Monitoring or reporting · Resolved

    Failure Submit IDSE/Subpart V Plan RptViolation 010600135295082018 · TTHM · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start August 9, 2018 · period end December 26, 2018 · first reported October 7, 2024 · EPA return-to-compliance field December 26, 2018

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IE12031822969December 3, 2018InformalFederal Public Notification requested
    0106001OX12261822973December 26, 2018ResolvingFederal Compliance achieved
    0106001IF12271822971December 27, 2018InformalFederal Public Notification received from PWS

  7. Monitoring or reporting · Resolved

    Failure Submit IDSE/Subpart V Plan RptViolation 010600135295072018 · TTHM · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start July 1, 2018 · period end December 26, 2018 · first reported October 7, 2024 · EPA return-to-compliance field December 26, 2018

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IE12031822970December 3, 2018InformalFederal Public Notification requested
    0106001OX12261822974December 26, 2018ResolvingFederal Compliance achieved
    0106001IF12271822972December 27, 2018InformalFederal Public Notification received from PWS

  8. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, AverageViolation 010600102295072018 · TTHM · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start July 1, 2018 · period end September 30, 2018 · first reported February 25, 2025 · EPA return-to-compliance field September 30, 2018

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IE12031822953December 3, 2018InformalFederal Public Notification requested
    0106001IF12271822965December 27, 2018InformalFederal Public Notification received from PWS
    0106001OX02121923090February 12, 2019ResolvingFederal Compliance achieved

  9. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103295912016 · Chlordane · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722876June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722846July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722909August 3, 2017ResolvingFederal Compliance achieved

  10. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103294612016 · ETHYLENE DIBROMIDE · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722878June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722848July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722911August 3, 2017ResolvingFederal Compliance achieved

  11. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103293112016 · 1,2-DIBROMO-3-CHLOROPROPANE · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722877June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722847July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722910August 3, 2017ResolvingFederal Compliance achieved

  12. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103238312016 · Total Polychlorinated Biphenyls (PCB) · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722883June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722853July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722916August 3, 2017ResolvingFederal Compliance achieved

  13. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103232612016 · Pentachlorophenol · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722884June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722854July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722917August 3, 2017ResolvingFederal Compliance achieved

  14. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103230612016 · Benzo(a)pyrene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722886June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722856July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722919August 3, 2017ResolvingFederal Compliance achieved

  15. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103227412016 · HEXACHLOROBENZENE · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722896June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722866July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722928August 3, 2017ResolvingFederal Compliance achieved

  16. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103211012016 · 2,4,5-TP · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722871June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722841July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722904August 3, 2017ResolvingFederal Compliance achieved

  17. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103210512016 · 2,4-D · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722872June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722842July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722905August 3, 2017ResolvingFederal Compliance achieved

  18. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103206712016 · Heptachlor epoxide · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722880June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722850July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722913August 3, 2017ResolvingFederal Compliance achieved

  19. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103206512016 · Heptachlor · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722879June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722849July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722912August 3, 2017ResolvingFederal Compliance achieved

  20. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103205112016 · LASSO · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722873June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722843July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722906August 3, 2017ResolvingFederal Compliance achieved

  21. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103205012016 · Atrazine · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722874June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722844July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722907August 3, 2017ResolvingFederal Compliance achieved

  22. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103204612016 · Carbofuran · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722875June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722845July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722908August 3, 2017ResolvingFederal Compliance achieved

  23. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103204212016 · Hexachlorocyclopentadiene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722897June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722867July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722929August 3, 2017ResolvingFederal Compliance achieved

  24. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103204112016 · Dinoseb · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722891June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722861July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722923August 3, 2017ResolvingFederal Compliance achieved

  25. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103204012016 · Picloram · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722899June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722869July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722931August 3, 2017ResolvingFederal Compliance achieved

  26. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103203912016 · Di(2-ethylhexyl) phthalate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722890June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722860July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722922August 3, 2017ResolvingFederal Compliance achieved

  27. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103203712016 · Simazine · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722900June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722870July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722932August 3, 2017ResolvingFederal Compliance achieved

  28. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103203612016 · OXAMYL · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722898June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722868July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722930August 3, 2017ResolvingFederal Compliance achieved

  29. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103203512016 · Di(2-ethylhexyl) adipate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722888June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722858July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722921August 3, 2017ResolvingFederal Compliance achieved

  30. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103203412016 · Glyphosate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722895June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722865July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722927August 3, 2017ResolvingFederal Compliance achieved

  31. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103203312016 · Endothall · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722893June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722863July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722925August 3, 2017ResolvingFederal Compliance achieved

  32. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103203212016 · Diquat · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722892June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722862July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722924August 3, 2017ResolvingFederal Compliance achieved

  33. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103203112016 · Dalapon · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722887June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722857July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722920August 3, 2017ResolvingFederal Compliance achieved

  34. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103202012016 · Toxaphene · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722885June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722855July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722918August 3, 2017ResolvingFederal Compliance achieved

  35. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103201512016 · Methoxychlor · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722882June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722852July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722915August 3, 2017ResolvingFederal Compliance achieved

  36. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103201012016 · BHC-GAMMA · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    4 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722881June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722851July 13, 2017InformalFederal Violation/Reminder Notice
    0106001IA07131722903July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722914August 3, 2017ResolvingFederal Compliance achieved

  37. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 010600103200512016 · Endrin · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2016 · period end December 31, 2016 · first reported October 7, 2024 · EPA return-to-compliance field December 31, 2016

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IF06301722894June 30, 2017InformalFederal Public Notification received from PWS
    0106001IA07131722864July 13, 2017InformalFederal Violation/Reminder Notice
    0106001OX08031722926August 3, 2017ResolvingFederal Compliance achieved

  38. Monitoring or reporting · Resolved

    Monitoring, Routine Minor (TCR)Violation 01060012431001119930 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start November 1, 1993 · period end November 30, 1993 · first reported December 8, 2022 · EPA return-to-compliance field November 30, 1993

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IA12099322152December 9, 1993InformalFederal Violation/Reminder Notice
    0106001IA12109322155December 10, 1993InformalFederal Violation/Reminder Notice
    0106001OX01109422153January 10, 1994ResolvingFederal Compliance achieved

  39. Monitoring or reporting · Resolved

    Water Quality Parameter M/RViolation 0106001535000719931 · Lead and Copper Rule · Lead and Copper Rule

    Noncompliance period start July 1, 1993 · period end December 31, 1993 · first reported December 8, 2022 · EPA return-to-compliance field December 31, 1993

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IB02209822464February 20, 1998InformalFederal Compliance Meeting conducted
    0106001OX06029822465June 2, 1998ResolvingFederal Compliance achieved

  40. Monitoring or reporting · Resolved

    Water Quality Parameter M/RViolation 0106001535000719930 · Lead and Copper Rule · Lead and Copper Rule

    Noncompliance period start July 1, 1993 · period end December 31, 1993 · first reported December 8, 2022 · EPA return-to-compliance field December 31, 1993

    4 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001OX01289422461January 28, 1994ResolvingFederal Compliance achieved
    0106001IA02189422460February 18, 1994InformalFederal Violation/Reminder Notice
    0106001IA03229422463March 22, 1994InformalFederal Violation/Reminder Notice
    0106001IB02209822459February 20, 1998InformalFederal Compliance Meeting conducted

  41. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, Acute (TCR)Violation 0106001213100219930 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start February 1, 1993 · period end February 28, 1993 · first reported December 8, 2022 · EPA return-to-compliance field February 28, 1993

    13 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IA12169221908December 16, 1992InformalFederal Violation/Reminder Notice
    0106001IA12179221899December 17, 1992InformalFederal Violation/Reminder Notice
    0106001IA01059321909January 5, 1993InformalFederal Violation/Reminder Notice
    0106001IA01129321900January 12, 1993InformalFederal Violation/Reminder Notice
    0106001FH02019321898February 1, 1993InformalFederal issued Boil Water Order
    0106001IA02019321901February 1, 1993InformalFederal Violation/Reminder Notice
    0106001IA02099321903February 9, 1993InformalFederal Violation/Reminder Notice
    0106001IA02109321905February 10, 1993InformalFederal Violation/Reminder Notice
    0106001IA02129321907February 12, 1993InformalFederal Violation/Reminder Notice
    0106001IA02169321904February 16, 1993InformalFederal Violation/Reminder Notice
    0106001IA02269321910February 26, 1993InformalFederal Violation/Reminder Notice
    0106001IC03099321906March 9, 1993InformalFederal Technical Assistance Visit
    0106001OX06029821902June 2, 1998ResolvingFederal Compliance achieved

  42. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, Acute (TCR)Violation 0106001213100119930 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start January 1, 1993 · period end January 31, 1993 · first reported December 8, 2022 · EPA return-to-compliance field January 31, 1993

    13 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IA12169221897December 16, 1992InformalFederal Violation/Reminder Notice
    0106001IA12179221896December 17, 1992InformalFederal Violation/Reminder Notice
    0106001IA01059321891January 5, 1993InformalFederal Violation/Reminder Notice
    0106001IA01129321884January 12, 1993InformalFederal Violation/Reminder Notice
    0106001FH02019321892February 1, 1993InformalFederal issued Boil Water Order
    0106001IA02019321889February 1, 1993InformalFederal Violation/Reminder Notice
    0106001IA02099321887February 9, 1993InformalFederal Violation/Reminder Notice
    0106001IA02109321886February 10, 1993InformalFederal Violation/Reminder Notice
    0106001IA02129321888February 12, 1993InformalFederal Violation/Reminder Notice
    0106001IA02169321890February 16, 1993InformalFederal Violation/Reminder Notice
    0106001IA02269321885February 26, 1993InformalFederal Violation/Reminder Notice
    0106001IC03099321895March 9, 1993InformalFederal Technical Assistance Visit
    0106001OX06029821893June 2, 1998ResolvingFederal Compliance achieved

  43. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, Acute (TCR)Violation 01060012131001219920 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start December 1, 1992 · period end December 31, 1992 · first reported December 8, 2022 · EPA return-to-compliance field December 31, 1992

    13 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IA12169221881December 16, 1992InformalFederal Violation/Reminder Notice
    0106001IA12179221872December 17, 1992InformalFederal Violation/Reminder Notice
    0106001IA01059321880January 5, 1993InformalFederal Violation/Reminder Notice
    0106001IA01129321874January 12, 1993InformalFederal Violation/Reminder Notice
    0106001FH02019321871February 1, 1993InformalFederal issued Boil Water Order
    0106001IA02019321873February 1, 1993InformalFederal Violation/Reminder Notice
    0106001IA02099321875February 9, 1993InformalFederal Violation/Reminder Notice
    0106001IA02109321870February 10, 1993InformalFederal Violation/Reminder Notice
    0106001IA02129321877February 12, 1993InformalFederal Violation/Reminder Notice
    0106001IA02169321879February 16, 1993InformalFederal Violation/Reminder Notice
    0106001IA02269321883February 26, 1993InformalFederal Violation/Reminder Notice
    0106001IC03099321876March 9, 1993InformalFederal Technical Assistance Visit
    0106001OX06029821878June 2, 1998ResolvingFederal Compliance achieved

  44. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, Acute (TCR)Violation 01060012131001119920 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start November 1, 1992 · period end November 30, 1992 · first reported December 8, 2022 · EPA return-to-compliance field November 30, 1992

    13 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IA12169221862December 16, 1992InformalFederal Violation/Reminder Notice
    0106001IA12179221861December 17, 1992InformalFederal Violation/Reminder Notice
    0106001IA01059321858January 5, 1993InformalFederal Violation/Reminder Notice
    0106001IA01129321867January 12, 1993InformalFederal Violation/Reminder Notice
    0106001FH02019321865February 1, 1993InformalFederal issued Boil Water Order
    0106001IA02019321866February 1, 1993InformalFederal Violation/Reminder Notice
    0106001IA02099321869February 9, 1993InformalFederal Violation/Reminder Notice
    0106001IA02109321868February 10, 1993InformalFederal Violation/Reminder Notice
    0106001IA02129321863February 12, 1993InformalFederal Violation/Reminder Notice
    0106001IA02169321856February 16, 1993InformalFederal Violation/Reminder Notice
    0106001IA02269321857February 26, 1993InformalFederal Violation/Reminder Notice
    0106001IC03099321860March 9, 1993InformalFederal Technical Assistance Visit
    0106001OX06029821859June 2, 1998ResolvingFederal Compliance achieved

  45. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, Acute (TCR)Violation 0106001213100319920 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start March 1, 1992 · period end March 18, 1992 · first reported December 8, 2022 · EPA return-to-compliance field March 18, 1992

    5 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001FH03059221916March 5, 1992InformalFederal issued Boil Water Order
    0106001FJ03059221912March 5, 1992InformalFederal issued Formal Notice of Violation
    0106001IE03059221914March 5, 1992InformalFederal Public Notification requested
    0106001IF03069221917March 6, 1992InformalFederal Public Notification received from PWS
    0106001OX03189221913March 18, 1992ResolvingFederal Compliance achieved

  46. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 0106001233100119920 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start January 1, 1992 · period end January 31, 1992 · first reported December 8, 2022 · EPA return-to-compliance field January 31, 1992

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0106001IA02109222010February 10, 1992InformalFederal Violation/Reminder Notice
    0106001IA02249222012February 24, 1992InformalFederal Violation/Reminder Notice
    0106001OX02249222009February 24, 1992ResolvingFederal 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