OHA Drinking Water Services
OR41
PWS ID: 95630 ---- COLUMBIA HELICOPTERS
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  LCR = Lead & Copper Rule, 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
Show analytes for all violations 		Enforcement Action - Date
Show history 		Points Contact
Report
18Oct 01, 2022 Oct 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 21, 2022 1
17Sep 01, 2022 Sep 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 21, 2022 1
16Jul 01, 2022 Jul 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 05, 2022 1
15Jan 01, 2022 Jun 30, 2022DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Nov 21, 2022 1
14Jun 01, 2022 Jun 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 05, 2022 1 7/12/2022
13May 01, 2022 May 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 05, 2022 1 7/12/2022
12Apr 01, 2022 Apr 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 05, 2022 1 5/25/2022
11Jan 01, 2022 Jan 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Feb 03, 2022 1
10Jul 01, 2021 Dec 31, 2021DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Nov 21, 2022 1 7/12/2022
9Jul 01, 2021 Jul 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 31, 2021 1
8Apr 01, 2021 Apr 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 05, 2021 1
7Mar 01, 2021 Mar 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 05, 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: 		0
0
0
0
12

Violation history was last updated on 3/16/2026, 23 hours ago.

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