OHA Drinking Water Services
OR41
PWS ID: 00937 ---- WELCHES WATER COMPANY
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  CCR = Consumer Confidence Report, DBP = Disinfection Byproducts, GWR = Ground Water Rule, LCR = Lead & Copper Rule, NO3 = Nitrate, RAD = Radionuclides, SOC = Synthetic Organic Chemicals, TCR = Total Coliform Rule, VOC = Volatile Organic Chemicals
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
2600581Jan 01, 2017 Dec 31, 2025EP-A RAD Chemical Late/Nonreporting - 3  Hide analytes
COMBINED RADIUM (-226 & -228)
COMBINED URANIUM
GROSS ALPHA, EXCL. RADON & U
1
2600578Jan 01, 2025 Dec 31, 2025EP-A NO3 Chemical Late/Nonreporting - 1 5
2600577Jan 01, 2023 Dec 31, 2025EP-A VOC Chemical Late/Nonreporting - 21  Show analytes 1
2600556Jan 01, 2023 Dec 31, 2025EP-A SOC Chemical Late/Nonreporting - 29  Show analytes 1
2600516Jan 01, 2022 Dec 31, 2024DIST-A LCR LCR Late/Nonreporting - 1  Show analyte 1 1/28/2025
2600509Jan 01, 2020 Dec 31, 2022EP-A SOC Chemical Late/Nonreporting - 29  Show analytes 1 1/28/2025
2600480Jan 01, 2020 Dec 31, 2022EP-A VOC Chemical Late/Nonreporting - 21  Show analytes 1 1/28/2025
2600527Jan 01, 2026 Jan 31, 2026 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 03, 2026 1 2/17/2026
2600522Jul 01, 2025 Jul 29, 2025 CCR CCR Late/Nonreporting - 1 Returned To Compliance - Jul 29, 2025 1
2600517Oct 01, 2024 Jan 28, 2025 CCR CCR Certification Late/Nonreporting - 1 Returned To Compliance - Jan 28, 2025 1 1/28/2025
2600521Jan 01, 2024 Dec 31, 2024DIST-A DBP DBP Late/Nonreporting - 2  Show analytes Returned To Compliance - Oct 10, 2025 1
2600519Jan 01, 2024 Dec 31, 2024SRC-AA GWR Source Assessment Sample - Late/Nonreporting - 1 Returned To Compliance - Jan 08, 2026 1 1/28/2025
2600518Jan 01, 2024 Dec 31, 2024SRC-AB GWR Source Assessment Sample - Late/Nonreporting - 1 Returned To Compliance - Jan 08, 2026 1 1/28/2025
2600515Jul 01, 2024 Sep 26, 2024 CCR CCR Late/Nonreporting - 1 Returned To Compliance - Sep 26, 2024 1
2600513Mar 23, 2023 Apr 03, 2023DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Apr 10, 2023 1
2600512Jan 01, 2022 Dec 31, 2022DIST-A DBP DBP Late/Nonreporting - 2  Show analytes Returned To Compliance - Oct 17, 2023 1
2600510Jan 01, 2022 Dec 31, 2022EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Mar 03, 2023 5
2600459Jan 01, 2022 Dec 31, 2022SRC-AA GWR Source Assessment Sample - Late/Nonreporting - 1 Returned To Compliance - Mar 08, 2023 1
2600458Jan 01, 2022 Dec 31, 2022SRC-AB GWR Source Assessment Sample - Late/Nonreporting - 1 Returned To Compliance - Mar 08, 2023 1
2600457Jan 01, 2021 Dec 31, 2021SRC-AA GWR Source Assessment Sample - Late/Nonreporting - 1 Returned To Compliance - Mar 08, 2023 1
2600456Jan 01, 2021 Dec 31, 2021SRC-AB GWR Source Assessment Sample - Late/Nonreporting - 1 Returned To Compliance - Mar 08, 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: 		11
3
14
0
18

Violation history was last updated on 3/19/2026, 17 hours ago.

For questions regarding these violations contact either: