OHA Drinking Water Services
OR41
PWS ID: 05409 ---- ODOT HD BASQUE MNTNCE STATION ---- INACTIVE
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  NO3 = Nitrate, TCR = Total Coliform Rule
Gray shading indicates return to compliance. 

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Violation
Number		Monitoring Period
Begin
End 		Facility
ID		 Analyte
Group		 Violation Type - Analyte Count
Show analytes for all violations 		Enforcement Action - Date
Show history 		Points Contact
Report
822350Jan 01, 2025 Dec 31, 2025EP-A NO3 Chemical Late/Nonreporting - 1 No Longer Required To Comply - Mar 07, 2026 5
822349Jan 01, 2025 Mar 31, 2025 TCR Routine Coliform - Did Not Report ANY - 1 No Longer Required To Comply - Mar 07, 2026 1
822348Jan 01, 2024 Dec 31, 2024EP-A NO3 Chemical Late/Nonreporting - 1 No Longer Required To Comply - Mar 07, 2026 5
822347Jul 01, 2024 Sep 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 20, 2024 1
822346Apr 01, 2024 Jun 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 20, 2024 1
822345Jan 01, 2024 Mar 31, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 20, 2024 1
822344Jul 01, 2023 Sep 30, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 09, 2023 1
822343Apr 01, 2023 Jun 30, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 09, 2023 1
822342Jan 01, 2023 Mar 31, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 09, 2023 1
822341Oct 01, 2022 Dec 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 09, 2023 1
822339Apr 01, 2022 Jun 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jul 21, 2022 1
822338Oct 01, 2021 Dec 31, 2021EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Apr 08, 2022 5
822337Oct 01, 2021 Dec 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 01, 2022 1
822336Jul 01, 2021 Sep 30, 2021EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Apr 08, 2022 5
822335Apr 01, 2021 Jun 30, 2021EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Apr 08, 2022 5
SYSTEM SCORE SUMMARY
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Violation history was last updated on 4/17/2026, 40 hours ago.

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