OHA Drinking Water Services
OR41
PWS ID: 01514 ---- TWIN CEDARS MHP
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  CCR = Consumer Confidence Report, IOC = Inorganic Chemicals, LCR = Lead & Copper Rule, NO2 = Nitrite, NO3 = Nitrate, SOC = Synthetic Organic Chemicals, TCR = Total Coliform Rule, VOC = Volatile Organic Chemicals
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
Show analytes for all violations 		Enforcement Action - Date
Show history 		Points Contact
Report
900005083YJan 01, 2023 Dec 31, 2025DIST-A LCR LCR Late/Nonreporting - 1  Show analyte 1
900005081YOct 01, 2023 Jun 24, 2024 CCR CCR Certification Late/Nonreporting - 1 Returned To Compliance - Jun 24, 2024 1 1/22/2024
900005079YJul 01, 2023 Jun 24, 2024 CCR CCR Late/Nonreporting - 1 Returned To Compliance - Jun 24, 2024 1 1/22/2024
900005082YOct 01, 2023 Oct 31, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 15, 2023 1
900005080YAug 01, 2023 Aug 31, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Sep 18, 2023 1
900005078YMay 01, 2023 May 31, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jun 27, 2023 1
900005077YJan 01, 2014 Dec 31, 2022EP-A IOC Chemical Late/Nonreporting - 12  Show analytes Returned To Compliance - Feb 07, 2023 1
900005065YJan 01, 2022 Dec 31, 2022EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Feb 07, 2023 5
900005064YJan 01, 2014 Dec 31, 2022EP-A NO2 Chemical Late/Nonreporting - 1 Returned To Compliance - Feb 07, 2023 1
900005063YJan 01, 2020 Dec 31, 2022EP-A SOC Chemical Late/Nonreporting - 29  Show analytes Returned To Compliance - Feb 07, 2023 1
900005034YJan 01, 2020 Dec 31, 2022EP-A VOC Chemical Late/Nonreporting - 21  Show analytes Returned To Compliance - Feb 07, 2023 1
900005013YApr 01, 2022 Apr 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 19, 2022 1
900005012YMar 01, 2022 Mar 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 19, 2022 1
900005011YFeb 01, 2022 Feb 28, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 19, 2022 1
900005010YJan 01, 2022 Jan 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 19, 2022 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
18

Violation history was last updated on 3/24/2026, 16 hours ago.

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