OHA Drinking Water Services
OR41
PWS ID: 94405 ---- DAIRY DINER
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  GWR = Ground Water Rule, 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
Hide analytes for all violations 		Enforcement Action - Date
Show history 		Points Contact
Report
903491424NJan 19, 2025 Mar 17, 2025 Public Notice Late/Nonreporting (Viol # 903491421) - 1 1
903491419NDec 04, 2024 Dec 15, 2024DIST-A GWR Source Sample - Late/Nonreporting - 1 1
903491428YFeb 01, 2026 Feb 28, 2026 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 02, 2026 1
903491427YJan 01, 2026 Jan 31, 2026 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 02, 2026 1
903491426YNov 01, 2025 Nov 30, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jan 02, 2026 1
903491425YAug 01, 2025 Aug 31, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 03, 2025 1
903491423YApr 01, 2025 Apr 30, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 13, 2025 1
903491421NJan 19, 2025 Mar 17, 2025 Coliform Investigation Nonreporting - 1 Returned To Compliance - Mar 17, 2025 5
903491422YFeb 01, 2025 Feb 28, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 17, 2025 1
903491420YJan 01, 2025 Jan 31, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 17, 2025 1
903491418YNov 01, 2024 Nov 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Oct 03, 2024 1
903491417YJul 01, 2024 Sep 30, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Oct 03, 2024 1 10/16/2024
903491416YJan 01, 2024 Mar 31, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jun 17, 2024 1
903491415YJul 01, 2023 Sep 30, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 18, 2023 1
903491414YJan 01, 2022 Dec 31, 2022EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Oct 16, 2023 5
903491413YJul 01, 2022 Sep 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jan 03, 2023 1
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: 		2
1
3
0
22

Violation history was last updated on 5/5/2026, 23 hours ago.

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