OHA Drinking Water Services
OR41
PWS ID: 95460 ---- NUNHEMS USA INC - BROOKS
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
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Enforcement Action - Date
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Points Contact
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235Jan 01, 2024 Dec 31, 2024EP-B NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Mar 03, 2025 5
234Apr 01, 2024 Jun 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 07, 2024 1
233Nov 01, 2022 Nov 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 14, 2022 1
232Oct 01, 2022 Oct 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 14, 2022 1
231Sep 01, 2022 Sep 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 14, 2022 1
230Aug 01, 2022 Aug 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 14, 2022 1
229Jul 01, 2022 Jul 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 14, 2022 1
228May 01, 2022 May 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jul 06, 2022 1
227Apr 01, 2022 Apr 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jul 06, 2022 1
226Feb 01, 2022 Feb 28, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 05, 2022 1
225Jan 01, 2022 Jan 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 05, 2022 1
224Dec 01, 2021 Dec 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 05, 2022 1
223Nov 01, 2021 Nov 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 05, 2022 1
222Oct 01, 2021 Oct 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 05, 2022 1
221Sep 01, 2021 Sep 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 05, 2022 1
220Apr 01, 2021 Jun 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 05, 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:
0
0
0
0
20

Violation history was last updated on 4/3/2026, 46 hours ago.

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