OHA Drinking Water Services
OR41
PWS ID: 05078 ---- MCISAAC SPRING
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		Auto-
RTC?		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
3045945YJan 01, 2025 Dec 31, 2025EP-A NO3 Chemical Late/Nonreporting - 1 5
3045944YOct 01, 2025 Dec 31, 2025 TCR Routine Coliform - Did Not Report ANY - 1 1
3045943YJul 01, 2025 Sep 30, 2025 TCR Routine Coliform - Did Not Report ANY - 1 1
3045942YJan 01, 2025 Mar 31, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 30, 2025 1
3045941YJul 01, 2024 Sep 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 05, 2024 1 10/29/2024
3045940YApr 01, 2024 Jun 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 05, 2024 1 10/29/2024
3045939YApr 01, 2023 Jun 30, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 08, 2023 1
3045938YJan 01, 2022 Dec 31, 2022EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Mar 22, 2023 5 2/28/2023
3045937YOct 01, 2022 Dec 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 27, 2023 1 2/28/2023
3045936YJul 01, 2022 Sep 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 27, 2023 1 2/28/2023
3045935YApr 01, 2022 Jun 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 27, 2023 1 2/28/2023
3045934YJan 01, 2022 Mar 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 27, 2023 1 2/28/2023
3045933YJan 01, 2021 Dec 31, 2021EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Mar 22, 2023 5 2/28/2023
3045932YOct 01, 2021 Dec 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 27, 2023 1 2/28/2023
3045931YJul 01, 2021 Sep 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 27, 2023 1 2/28/2023
3045930YApr 01, 2021 Jun 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 27, 2023 1 2/28/2023
3045929YJan 01, 2021 Mar 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 27, 2023 1 2/28/2023
SYSTEM SCORE SUMMARY
Learn about system scores		Unaddressed Points:
Number of years the oldest violation has been unaddressed (n):
System Score:
Points under formal enforcement:
Points RTC'd: 		7
0
7
0
22

Violation history was last updated on 3/24/2026, 6 hours ago.

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