OHA Drinking Water Services
OR41
PWS ID: 05193 ---- HART MOUNTAIN ANTELOPE REFUGE
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  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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3418226NOct 03, 2025 Public Notice Late/Nonreporting (Viol # 3418225) - 1 1
3418225NOct 03, 2025 Coliform Investigation Nonreporting - 1 Public Notice Required 5
3418224YJan 01, 2025 Mar 31, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 21, 2025 1
3418223YJul 01, 2024 Sep 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 09, 2024 1
3418221YJul 01, 2022 Sep 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Oct 15, 2022 1 4/21/2023
3418220YApr 01, 2021 Jun 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 27, 2021 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:
6
0
6
0
4

Violation history was last updated on 4/1/2026, 7 hours ago.

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