OHA Drinking Water Services
OR41
PWS ID: 06054 ---- BIG OAK MARINA
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  ARS = Arsenic, CCR = Consumer Confidence Report, IOC = Inorganic Chemicals, LCR = Lead & Copper Rule, NO2 = Nitrite, 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
900646789Jan 01, 2023 Dec 31, 2025EP-A ARS Chemical Late/Nonreporting - 1 1
900646788Jan 01, 2023 Dec 31, 2025EP-A NO2 Chemical Late/Nonreporting - 1 1
900646787Jan 01, 2023 Dec 31, 2025EP-A IOC Chemical Late/Nonreporting - 12  Hide analytes
ANTIMONY, TOTAL
BARIUM
BERYLLIUM, TOTAL
CADMIUM
CHROMIUM
CYANIDE
FLUORIDE
MERCURY
NICKEL
SELENIUM
SODIUM
THALLIUM, TOTAL
1
900646775Jul 01, 2025 Dec 31, 2025DIST-A LCR LCR Late/Nonreporting - 1  Show analyte 1
900646772Jan 01, 2025 Jun 30, 2025DIST-A LCR LCR Late/Nonreporting - 1  Show analyte 1
900646774Oct 01, 2025 Nov 13, 2025 CCR CCR Certification Late/Nonreporting - 1 Returned To Compliance - Nov 13, 2025 1
900646771Jul 01, 2025 Nov 13, 2025 CCR CCR Late/Nonreporting - 1 Returned To Compliance - Nov 13, 2025 1
900646773Sep 01, 2025 Sep 30, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Oct 24, 2025 1
900646770Feb 01, 2025 Feb 28, 2025 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 21, 2025 1 3/3/2025
900646769Jan 01, 2024 Dec 31, 2024EP-A SOC Chemical Late/Nonreporting - 29  Show analytes Returned To Compliance - Mar 13, 2025 1 2/19/2025
900646740Jan 01, 2024 Dec 31, 2024EP-A VOC Chemical Late/Nonreporting - 21  Show analytes Returned To Compliance - Mar 13, 2025 1 2/19/2025
900646718Sep 01, 2024 Sep 30, 2024 TCR Acute MCL for E. coli - 1 Returned To Compliance - Nov 21, 2024 10
900646719Aug 01, 2024 Aug 31, 2024 TCR Public Notice Late/Nonreporting (Viol # 900646717) - 1 Returned To Compliance - Nov 21, 2024 1 8/28/2024
900646717Aug 01, 2024 Aug 31, 2024 TCR Acute MCL for E. coli - 1 Returned To Compliance - Nov 21, 2024 10
900646716Jul 01, 2024 Aug 01, 2024 CCR CCR Late/Nonreporting - 1 Returned To Compliance - Aug 01, 2024 1
900646712Jul 01, 2023 Dec 31, 2023DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Feb 23, 2024 1
900646711Jan 01, 2023 Mar 31, 2023EP-A RAD Chemical Late/Nonreporting - 3  Show analytes Returned To Compliance - Sep 15, 2023 1 6/13/2023
900646708Dec 01, 2022 Dec 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Feb 02, 2023 1
900646707Nov 01, 2022 Nov 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Feb 02, 2023 1
900646706Oct 01, 2022 Oct 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Feb 02, 2023 1
900646705Aug 01, 2022 Aug 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Oct 05, 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: 		5
0
5
0
34

Violation history was last updated on 3/27/2026, 1 hour ago.

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