OHA Drinking Water Services
OR41
PWS ID: 95156 ---- WINNERS HORSESHOE - ANNEX
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
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Enforcement Action - Date
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Points Contact
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900641122YJan 01, 2025 Dec 31, 2025EP-A NO3 Chemical Late/Nonreporting - 1 5
900641121YMar 01, 2024 Mar 31, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 05, 2024 1
900641120YOct 01, 2023 Dec 31, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 01, 2024 1
900641119YApr 01, 2023 Jun 30, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Oct 02, 2023 1
900641118YJul 01, 2022 Sep 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 21, 2022 1
900641117YJan 01, 2022 Mar 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 23, 2022 1
SYSTEM SCORE SUMMARY
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Unaddressed Points:
Number of years the oldest violation has been unaddressed (n):
System Score:
Points under formal enforcement:
Points RTC'd:
5
0
5
0
5

Violation history was last updated on 3/20/2026, 28 hours ago.

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