OHA Drinking Water Services
OR41
PWS ID: 91918 ---- NORTH VALLEY HIGH
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  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
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Enforcement Action - Date
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Points Contact
Report
512110Nov 01, 2021 Nov 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Dec 16, 2021 1
512109Sep 01, 2021 Sep 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Oct 27, 2021 1
512108Aug 01, 2021 Aug 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Oct 27, 2021 1
512107Jun 01, 2021 Jun 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jul 26, 2021 1
512106May 01, 2021 May 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jul 26, 2021 1
512105Mar 01, 2021 Mar 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Apr 21, 2021 1
SYSTEM SCORE SUMMARY
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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
6

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

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