OHA Drinking Water Services
OR41
PWS ID: 94717 ---- COLUMBIA RIVER PUD
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  LCR = Lead & Copper Rule
Gray shading indicates return to compliance. 

Show Auto-RTC  |  Show Determination Dates  |  Return to default sort order
Go to public notices
Violation
Number		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
900728524Dec 01, 2025 Dec 31, 2025EP-A LCR Corrosion Control Late/Nonreporting - 1  Show analyte 1
900728523Jul 01, 2025 Jul 31, 2025EP-A LCR Corrosion Control Late/Nonreporting - 1  Show analyte Returned To Compliance - Sep 03, 2025 1
900728522Jun 01, 2023 Jun 30, 2023EP-A LCR Corrosion Control Late/Nonreporting - 1  Show analyte Returned To Compliance - Aug 01, 2023 1
900728521May 01, 2023 May 31, 2023EP-A LCR Corrosion Control Late/Nonreporting - 1  Show analyte Returned To Compliance - Aug 01, 2023 1
900728520Apr 01, 2022 Apr 30, 2022EP-A LCR Corrosion Control Late/Nonreporting - 1  Show analyte Returned To Compliance - Jun 01, 2022 1
900728519Mar 01, 2022 Mar 31, 2022EP-A LCR Corrosion Control Late/Nonreporting - 1  Show analyte Returned To Compliance - Jun 01, 2022 1
900728518Oct 01, 2021 Oct 31, 2021EP-A LCR Corrosion Control Late/Nonreporting - 1  Show analyte Returned To Compliance - Nov 29, 2021 1
900728517Jul 01, 2021 Jul 31, 2021EP-A LCR Corrosion Control Late/Nonreporting - 1  Show analyte Returned To Compliance - Aug 27, 2021 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: 		1
0
1
0
7

Violation history was last updated on 3/17/2026, 2 hours ago.

For questions regarding these violations contact either: