OHA Drinking Water Services
OR41
PWS ID: 01309 ---- HAT ROCK WATER COMPANY
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  CCR = Consumer Confidence Report, 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
Hide history 		Points Contact
Report
902552429YMay 01, 2024 May 31, 2024 TCR Routine Coliform - Did Not Report ANY - 1
Returned To Compliance - Jun 20, 2024
 1
902552428YJan 01, 2024 Jan 31, 2024 TCR Routine Coliform - Did Not Report ANY - 1
Returned To Compliance - Feb 09, 2024
 1
902552427YOct 01, 2023 Oct 17, 2023 CCR CCR Certification Late/Nonreporting - 1
Returned To Compliance - Oct 17, 2023
 1
902552426YJul 01, 2023 Jul 10, 2023 CCR CCR Late/Nonreporting - 1
Returned To Compliance - Jul 10, 2023
 1
902552375YJan 01, 2021 Mar 31, 2021EP-A NO3 Chemical Late/Nonreporting - 1
Returned To Compliance - Apr 29, 2021
 5
902552425YJan 01, 2020 Dec 31, 2022EP-A SOC Chemical Late/Nonreporting - 29  Show analytes
Returned To Compliance - Sep 07, 2023
 1
902552396YJan 01, 2020 Dec 31, 2022EP-A VOC Chemical Late/Nonreporting - 21  Show analytes
Returned To Compliance - Sep 07, 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: 		0
0
0
0
11

Violation history was last updated on 11/3/2025, 10 hours ago.

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More information for this water system: SDWIS ID 4232
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