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090400102 · Arizona

Havasupai Village

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

Violation records shown
84
EPA health-based flag
7
Health-based records unresolved in this snapshot
2
Monitoring and reporting records
71

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

  1. EPA health-based flag · Unaddressed by formal action

    Failure To Address DeficiencyViolation 0400102450700420251 · Groundwater Rule · Ground Water Rule

    Noncompliance period start April 1, 2025 · first reported September 23, 2025

    No linked action row appears in the records shown.

  2. EPA health-based flag · Unaddressed by formal action

    Failure To Address DeficiencyViolation 0400102450700420250 · Groundwater Rule · Ground Water Rule

    Noncompliance period start April 1, 2025 · first reported September 23, 2025

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102IA09162512240September 16, 2025InformalFederal Violation/Reminder Notice
    0400102IA09162512255September 16, 2025InformalFederal Violation/Reminder Notice

  3. Monitoring or reporting · Unaddressed by formal action

    Notification, Known or Potential LSLViolation 04001024H5200112024 · LEAD AND COPPER RULE REVISIONS · Lead and Copper Rule Revisions

    Noncompliance period start November 16, 2024 · first reported March 27, 2025

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102IA04012512077April 1, 2025InformalFederal Violation/Reminder Notice
    0400102IA04032512090April 3, 2025InformalFederal Violation/Reminder Notice

  4. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 0400102031005102023 · Arsenic · Arsenic Rule

    Noncompliance period start October 1, 2023 · period end December 31, 2023 · first reported March 28, 2024 · EPA return-to-compliance field December 31, 2023

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX01252411652January 25, 2024ResolvingFederal Compliance achieved

  5. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227099942023 · Chlorine · Stage 1 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start April 1, 2023 · period end May 19, 2023 · first reported August 28, 2023 · EPA return-to-compliance field May 19, 2023

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX05192311514May 19, 2023ResolvingFederal Compliance achieved

  6. Other or unclassified · Resolved

    Consumer Confidence Report Complete Failure to ReportViolation 040010271700072022 · Consumer Confidence Rule · Consumer Confidence Rule

    Noncompliance period start July 1, 2022 · period end April 18, 2024 · first reported June 30, 2023 · EPA return-to-compliance field April 18, 2024

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX04182411731April 18, 2024ResolvingFederal Compliance achieved

  7. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227099942022 · Chlorine · Stage 1 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start April 1, 2022 · period end June 30, 2022 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07052211381July 5, 2022ResolvingFederal Compliance achieved

  8. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100542022 · Arsenic · Arsenic Rule

    Noncompliance period start April 1, 2022 · period end June 30, 2022 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX09092211538September 9, 2022ResolvingFederal Compliance achieved

  9. Monitoring or reporting · Resolved

    Monitoring, Routine (IDSE)Violation 040010230295012022 · TTHM · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2022 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06302311539June 30, 2023ResolvingFederal Compliance achieved

  10. Monitoring or reporting · Resolved

    Monitoring, Routine (IDSE)Violation 040010230245612022 · Total Haloacetic Acids (HAA5) · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2022 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06302311539June 30, 2023ResolvingFederal Compliance achieved

  11. Other or unclassified · Resolved

    Public Notification Violation for NPDWR ViolationViolation 040010275750092021 · Public Notice · Public Notice Rule and Revised PN Rule

    Noncompliance period start September 1, 2021 · period end April 18, 2024 · first reported June 30, 2023 · EPA return-to-compliance field April 18, 2024

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX04182411731April 18, 2024ResolvingFederal Compliance achieved

  12. Monitoring or reporting · Resolved

    Monitoring, Routine (RTCR)Violation 04001023A800092021 · Revised Total Coliform Rule · Revised Total Coliform Rule

    Noncompliance period start September 1, 2021 · period end September 30, 2021 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2021

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX10072111027October 7, 2021ResolvingFederal Compliance achieved

  13. Other or unclassified · Resolved

    Public Notification Violation for NPDWR ViolationViolation 040010275750082021 · Public Notice · Public Notice Rule and Revised PN Rule

    Noncompliance period start August 1, 2021 · period end April 18, 2024 · first reported June 30, 2023 · EPA return-to-compliance field April 18, 2024

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX04182411731April 18, 2024ResolvingFederal Compliance achieved

  14. Monitoring or reporting · Resolved

    Monitoring, Routine (RTCR)Violation 04001023A800082021 · Revised Total Coliform Rule · Revised Total Coliform Rule

    Noncompliance period start August 1, 2021 · period end August 31, 2021 · first reported June 30, 2023 · EPA return-to-compliance field August 31, 2021

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX10072111027October 7, 2021ResolvingFederal Compliance achieved

  15. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227099972021 · Chlorine · Stage 1 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2021

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX10072111027October 7, 2021ResolvingFederal Compliance achieved

  16. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100572021 · Arsenic · Arsenic Rule

    Noncompliance period start July 1, 2021 · period end September 30, 2021 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2021

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX10072111027October 7, 2021ResolvingFederal Compliance achieved

  17. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203104012021 · Nitrate · Nitrate Rule

    Noncompliance period start January 1, 2021 · period end December 31, 2021 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2021

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX12222211381December 22, 2022ResolvingFederal Compliance achieved

  18. Monitoring or reporting · Resolved

    Follow-up Or Routine LCR Tap M/RViolation 040010252500012020 · Lead and Copper Rule · Lead and Copper Rule

    Noncompliance period start January 1, 2020 · period end August 4, 2023 · first reported June 30, 2023 · EPA return-to-compliance field August 4, 2023

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX08042311539August 4, 2023ResolvingFederal Compliance achieved

  19. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203203412020 · Glyphosate · Synthetic Organic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311539July 6, 2023ResolvingFederal Compliance achieved

  20. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203108512020 · Thallium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311539July 6, 2023ResolvingFederal Compliance achieved

  21. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203107512020 · Beryllium, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311539July 6, 2023ResolvingFederal Compliance achieved

  22. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203107412020 · Antimony, Total · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311538July 6, 2023ResolvingFederal Compliance achieved

  23. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203104512020 · Selenium · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311538July 6, 2023ResolvingFederal Compliance achieved

  24. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203103512020 · Mercury · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311538July 6, 2023ResolvingFederal Compliance achieved

  25. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203102512020 · Fluoride · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311538July 6, 2023ResolvingFederal Compliance achieved

  26. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203102412020 · CYANIDE · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311539July 6, 2023ResolvingFederal Compliance achieved

  27. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203102012020 · Chromium · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311538July 6, 2023ResolvingFederal Compliance achieved

  28. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203101512020 · Cadmium · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311538July 6, 2023ResolvingFederal Compliance achieved

  29. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203101012020 · Barium · Inorganic Chemicals

    Noncompliance period start January 1, 2020 · period end December 31, 2022 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2022

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07062311538July 6, 2023ResolvingFederal Compliance achieved

  30. Other or unclassified · Resolved

    Consumer Confidence Report Complete Failure to ReportViolation 040010271700072019 · Consumer Confidence Rule · Consumer Confidence Rule

    Noncompliance period start July 1, 2019 · period end July 1, 2020 · first reported June 30, 2023 · EPA return-to-compliance field July 1, 2020

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07012010402July 1, 2020ResolvingFederal Compliance achieved

  31. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203104012018 · Nitrate · Nitrate Rule

    Noncompliance period start January 1, 2018 · period end December 31, 2018 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2018

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX12271997191December 27, 2019ResolvingFederal Compliance achieved

  32. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310012016 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start January 1, 2016 · period end January 31, 2016 · first reported June 30, 2023 · EPA return-to-compliance field January 31, 2016

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX02291684457February 29, 2016ResolvingFederal Compliance achieved

  33. Monitoring or reporting · Resolved

    Monitoring, Routine Minor (TCR)Violation 040010224310082015 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start August 1, 2015 · period end August 31, 2015 · first reported June 30, 2023 · EPA return-to-compliance field August 31, 2015

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX10011582625October 1, 2015ResolvingFederal Compliance achieved

  34. Other or unclassified · Resolved

    Consumer Confidence Report Complete Failure to ReportViolation 040010271700072015 · Consumer Confidence Rule · Consumer Confidence Rule

    Noncompliance period start July 1, 2015 · period end July 5, 2016 · first reported June 30, 2023 · EPA return-to-compliance field July 5, 2016

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07051685761July 5, 2016ResolvingFederal Compliance achieved

  35. Monitoring or reporting · Resolved

    Monitoring, Repeat Major (TCR)Violation 040010225310072015 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start July 1, 2015 · period end July 31, 2015 · first reported June 30, 2023 · EPA return-to-compliance field July 31, 2015

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX10011582624October 1, 2015ResolvingFederal Compliance achieved

  36. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310042015 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start April 1, 2015 · period end April 30, 2015 · first reported June 30, 2023 · EPA return-to-compliance field April 30, 2015

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581359June 18, 2015ResolvingFederal Compliance achieved

  37. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310032015 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start March 1, 2015 · period end March 31, 2015 · first reported June 30, 2023 · EPA return-to-compliance field March 31, 2015

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX05081581070May 8, 2015ResolvingFederal Compliance achieved

  38. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310022015 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start February 1, 2015 · period end February 28, 2015 · first reported June 30, 2023 · EPA return-to-compliance field February 28, 2015

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX05081581069May 8, 2015ResolvingFederal Compliance achieved

  39. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100512015 · Arsenic · Arsenic Rule

    Noncompliance period start January 1, 2015 · period end March 31, 2015 · first reported June 30, 2023 · EPA return-to-compliance field March 31, 2015

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581358June 18, 2015ResolvingFederal Compliance achieved

  40. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 0400102233100122014 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start December 1, 2014 · period end December 31, 2014 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2014

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX05141581360May 14, 2015ResolvingFederal Compliance achieved

  41. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 0400102031005102014 · Arsenic · Arsenic Rule

    Noncompliance period start October 1, 2014 · period end December 31, 2014 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2014

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581357June 18, 2015ResolvingFederal Compliance achieved

  42. Other or unclassified · Resolved

    Consumer Confidence Report Complete Failure to ReportViolation 040010271700072014 · Consumer Confidence Rule · Consumer Confidence Rule

    Noncompliance period start July 1, 2014 · period end July 5, 2016 · first reported June 30, 2023 · EPA return-to-compliance field July 5, 2016

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07051686218July 5, 2016ResolvingFederal Compliance achieved

  43. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100572014 · Arsenic · Arsenic Rule

    Noncompliance period start July 1, 2014 · period end September 30, 2014 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2014

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581356June 18, 2015ResolvingFederal Compliance achieved

  44. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310052014 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start May 1, 2014 · period end May 31, 2014 · first reported June 30, 2023 · EPA return-to-compliance field May 31, 2014

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06201476452June 20, 2014ResolvingFederal Compliance achieved

  45. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100542014 · Arsenic · Arsenic Rule

    Noncompliance period start April 1, 2014 · period end June 30, 2014 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2014

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581355June 18, 2015ResolvingFederal Compliance achieved

  46. Monitoring or reporting · Resolved

    Follow-up Or Routine LCR Tap M/RViolation 040010252500012014 · Lead and Copper Rule · Lead and Copper Rule

    Noncompliance period start January 1, 2014 · period end September 22, 2016 · first reported June 30, 2023 · EPA return-to-compliance field September 22, 2016

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX09221690951September 22, 2016ResolvingFederal Compliance achieved

  47. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227295012014 · TTHM · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2014 · period end December 31, 2014 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2014

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581353June 18, 2015ResolvingFederal Compliance achieved

  48. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227245612014 · Total Haloacetic Acids (HAA5) · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2014 · period end December 31, 2014 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2014

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581354June 18, 2015ResolvingFederal Compliance achieved

  49. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203401012014 · Combined Radium (-226 and -228) · Radionuclides and Revised Rad Rule

    Noncompliance period start January 1, 2014 · period end December 31, 2016 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2016

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03121890950March 12, 2018ResolvingFederal Compliance achieved

  50. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203400612014 · Combined Uranium · Radionuclides and Revised Rad Rule

    Noncompliance period start January 1, 2014 · period end December 31, 2016 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2016

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03121890949March 12, 2018ResolvingFederal Compliance achieved

  51. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203104012014 · Nitrate · Nitrate Rule

    Noncompliance period start January 1, 2014 · period end December 31, 2014 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2014

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX12181583072December 18, 2015ResolvingFederal Compliance achieved

  52. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 0400102031005102013 · Arsenic · Arsenic Rule

    Noncompliance period start October 1, 2013 · period end December 31, 2013 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2013

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03311478028March 31, 2014ResolvingFederal Compliance achieved

  53. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100572013 · Arsenic · Arsenic Rule

    Noncompliance period start July 1, 2013 · period end September 30, 2013 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2013

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03311478027March 31, 2014ResolvingFederal Compliance achieved

  54. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100542013 · Arsenic · Arsenic Rule

    Noncompliance period start April 1, 2013 · period end June 30, 2013 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2013

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03311478026March 31, 2014ResolvingFederal Compliance achieved

  55. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227295012013 · TTHM · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2013 · period end December 31, 2013 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2013

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581351June 18, 2015ResolvingFederal Compliance achieved

  56. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227245612013 · Total Haloacetic Acids (HAA5) · Stage 2 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2013 · period end December 31, 2013 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2013

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX06181581352June 18, 2015ResolvingFederal Compliance achieved

  57. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310072012 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start July 1, 2012 · period end July 31, 2012 · first reported June 30, 2023 · EPA return-to-compliance field July 31, 2012

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX08181270473August 18, 2012ResolvingFederal Compliance achieved

  58. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, AverageViolation 040010202100572012 · Arsenic · Arsenic Rule

    Noncompliance period start July 1, 2012 · period end September 30, 2012 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2012

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102FK11301271472November 30, 2012FormalFederal Bilateral Compliance Agreement signed
    0400102OX01111372346January 11, 2013ResolvingFederal Compliance achieved

  59. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310062012 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start June 1, 2012 · period end June 30, 2012 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2012

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX08211270076August 21, 2012ResolvingFederal Compliance achieved

  60. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100542012 · Arsenic · Arsenic Rule

    Noncompliance period start April 1, 2012 · period end June 30, 2012 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2012

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX10171270470October 17, 2012ResolvingFederal Compliance achieved

  61. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, AverageViolation 040010202100542012 · Arsenic · Arsenic Rule

    Noncompliance period start April 1, 2012 · period end June 30, 2012 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2012

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102FK11301271471November 30, 2012FormalFederal Bilateral Compliance Agreement signed
    0400102OX01111372345January 11, 2013ResolvingFederal Compliance achieved

  62. Monitoring or reporting · Resolved

    Monitoring, Routine Minor (TCR)Violation 040010224310032012 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start March 1, 2012 · period end March 31, 2012 · first reported June 30, 2023 · EPA return-to-compliance field March 31, 2012

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX08211270075August 21, 2012ResolvingFederal Compliance achieved

  63. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, AverageViolation 040010202100512012 · Arsenic · Arsenic Rule

    Noncompliance period start January 1, 2012 · period end March 31, 2012 · first reported June 30, 2023 · EPA return-to-compliance field March 31, 2012

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102FK11301271470November 30, 2012FormalFederal Bilateral Compliance Agreement signed
    0400102OX01111372344January 11, 2013ResolvingFederal Compliance achieved

  64. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310092011 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start September 1, 2011 · period end September 30, 2011 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2011

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX08211270074August 21, 2012ResolvingFederal Compliance achieved

  65. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310082011 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start August 1, 2011 · period end August 31, 2011 · first reported June 30, 2023 · EPA return-to-compliance field August 31, 2011

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX08211270073August 21, 2012ResolvingFederal Compliance achieved

  66. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100572011 · Arsenic · Arsenic Rule

    Noncompliance period start July 1, 2011 · period end September 30, 2011 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2011

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03231268312March 23, 2012ResolvingFederal Compliance achieved

  67. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203100542011 · Arsenic · Arsenic Rule

    Noncompliance period start April 1, 2011 · period end June 30, 2011 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2011

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03231268311March 23, 2012ResolvingFederal Compliance achieved

  68. Monitoring or reporting · Resolved

    Follow-up Or Routine LCR Tap M/RViolation 040010252500012011 · Lead and Copper Rule · Lead and Copper Rule

    Noncompliance period start January 1, 2011 · period end September 28, 2012 · first reported June 30, 2023 · EPA return-to-compliance field September 28, 2012

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX09281272330September 28, 2012ResolvingFederal Compliance achieved
    0400102FK11301271469November 30, 2012FormalFederal Bilateral Compliance Agreement signed

  69. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227295012011 · TTHM · Stage 1 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2011 · period end December 31, 2011 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2011

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX09281270471September 28, 2012ResolvingFederal Compliance achieved

  70. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227245612011 · Total Haloacetic Acids (HAA5) · Stage 1 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2011 · period end December 31, 2011 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2011

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX09281270472September 28, 2012ResolvingFederal Compliance achieved

  71. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203104012011 · Nitrate · Nitrate Rule

    Noncompliance period start January 1, 2011 · period end December 31, 2011 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2011

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03231268310March 23, 2012ResolvingFederal Compliance achieved

  72. Monitoring or reporting · Resolved

    Monitoring, Source Water (GWR)Violation 0400102343014122010 · E. COLI · Ground Water Rule

    Noncompliance period start December 1, 2010 · period end July 1, 2011 · first reported June 30, 2023 · EPA return-to-compliance field July 1, 2011

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX07011164281July 1, 2011ResolvingFederal Compliance achieved

  73. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 0400102031005102010 · Arsenic · Arsenic Rule

    Noncompliance period start October 1, 2010 · period end December 31, 2010 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2010

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX04271162797April 27, 2011ResolvingFederal Compliance achieved

  74. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, AverageViolation 0400102021005102010 · Arsenic · Arsenic Rule

    Noncompliance period start October 1, 2010 · period end December 31, 2010 · first reported June 30, 2023 · EPA return-to-compliance field December 31, 2010

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102FK11301271468November 30, 2012FormalFederal Bilateral Compliance Agreement signed
    0400102OX01111372343January 11, 2013ResolvingFederal Compliance achieved

  75. EPA health-based flag · Resolved

    Maximum Contaminant Level Violation, AverageViolation 040010202100572010 · Arsenic · Arsenic Rule

    Noncompliance period start July 1, 2010 · period end September 30, 2010 · first reported June 30, 2023 · EPA return-to-compliance field September 30, 2010

    2 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102FK11301271467November 30, 2012FormalFederal Bilateral Compliance Agreement signed
    0400102OX01111372342January 11, 2013ResolvingFederal Compliance achieved

  76. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310052010 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start May 1, 2010 · period end May 31, 2010 · first reported June 30, 2023 · EPA return-to-compliance field May 31, 2010

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03211161474March 21, 2011ResolvingFederal Compliance achieved

  77. Monitoring or reporting · Resolved

    Monitoring, Routine Major (TCR)Violation 040010223310022010 · Coliform (TCR) · Total Coliform Rule

    Noncompliance period start February 1, 2010 · period end February 28, 2010 · first reported June 30, 2023 · EPA return-to-compliance field February 28, 2010

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX03211161473March 21, 2011ResolvingFederal Compliance achieved

  78. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203401042009 · Combined Radium (-226 and -228) · Radionuclides and Revised Rad Rule

    Noncompliance period start April 1, 2009 · period end June 30, 2009 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2009

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX01201042339January 20, 2010ResolvingFederal Compliance achieved

  79. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203400642009 · Combined Uranium · Radionuclides and Revised Rad Rule

    Noncompliance period start April 1, 2009 · period end June 30, 2009 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2009

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX01201042340January 20, 2010ResolvingFederal Compliance achieved

  80. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203400042009 · Gross Alpha, Excl. Radon and U · Radionuclides and Revised Rad Rule

    Noncompliance period start April 1, 2009 · period end June 30, 2009 · first reported June 30, 2023 · EPA return-to-compliance field June 30, 2009

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX01201042338January 20, 2010ResolvingFederal Compliance achieved

  81. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227295012007 · TTHM · Stage 1 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2007 · period end December 31, 2007 · first reported June 22, 2022 · EPA return-to-compliance field December 31, 2007

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX01201042128January 20, 2010ResolvingFederal Compliance achieved

  82. Monitoring or reporting · Resolved

    Monitoring and Reporting (DBP)Violation 040010227245612007 · Total Haloacetic Acids (HAA5) · Stage 1 Disinfectants and Disinfection Byproducts Rule

    Noncompliance period start January 1, 2007 · period end December 31, 2007 · first reported June 22, 2022 · EPA return-to-compliance field December 31, 2007

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX01201042149January 20, 2010ResolvingFederal Compliance achieved

  83. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203104012004 · Nitrate · Nitrate Rule

    Noncompliance period start January 1, 2004 · period end December 31, 2004 · first reported September 19, 2022 · EPA return-to-compliance field December 31, 2004

    3 linked actions
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102IB05040410095May 4, 2004InformalFederal Compliance Meeting conducted
    0400102IA12080410048December 8, 2004InformalFederal Violation/Reminder Notice
    0400102OX07150512346July 15, 2005ResolvingFederal Compliance achieved

  84. Monitoring or reporting · Resolved

    Monitoring, RegularViolation 040010203400012001 · Gross Alpha, Excl. Radon and U · Radionuclides and Revised Rad Rule

    Noncompliance period start January 1, 2001 · period end December 31, 2001 · first reported March 28, 2024 · EPA return-to-compliance field December 31, 2001

    1 linked action
    Enforcement and resolution records linked by EPA
    Action IDDateCategoryEPA action type
    0400102OX0224041147February 24, 2004ResolvingFederal 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