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 		Determination
Date		Facility
ID		 Analyte
Group		 Violation Type - Analyte Count
Hide analytes for all violations 		Enforcement Action - Date
Show history 		Points Contact
Report
902552429YMay 01, 2024 May 31, 2024Jun 11, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jun 20, 2024 1
902552428YJan 01, 2024 Jan 31, 2024Feb 12, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Feb 09, 2024 1
902552427YOct 01, 2023 Oct 17, 2023Oct 11, 2023 CCR CCR Certification Late/Nonreporting - 1 Returned To Compliance - Oct 17, 2023 1
902552426YJul 01, 2023 Jul 10, 2023Jul 11, 2023 CCR CCR Late/Nonreporting - 1 Returned To Compliance - Jul 10, 2023 1
902552425YJan 01, 2020 Dec 31, 2022Feb 02, 2023EP-A SOC Chemical Late/Nonreporting - 29
1,2-DIBROMO-3-CHLOROPROPANE
2,4,5-TP
2,4-D
ATRAZINE
BENZO(A)PYRENE
BHC-GAMMA
CARBOFURAN
CHLORDANE
DALAPON
DI(2-ETHYLHEXYL) ADIPATE
DI(2-ETHYLHEXYL) PHTHALATE
DINOSEB
DIQUAT
ENDOTHALL
ENDRIN
ETHYLENE DIBROMIDE
GLYPHOSATE
HEPTACHLOR
HEPTACHLOR EPOXIDE
HEXACHLOROBENZENE
HEXACHLOROCYCLOPENTADIENE
LASSO
METHOXYCHLOR
OXAMYL
PENTACHLOROPHENOL
PICLORAM
SIMAZINE
TOTAL POLYCHLORINATED BIPHENYLS (PCB)
TOXAPHENE
Returned To Compliance - Sep 07, 2023 1
902552396YJan 01, 2020 Dec 31, 2022Feb 02, 2023EP-A VOC Chemical Late/Nonreporting - 21
1,1,1-TRICHLOROETHANE
1,1,2-TRICHLOROETHANE
1,1-DICHLOROETHYLENE
1,2,4-TRICHLOROBENZENE
1,2-DICHLOROETHANE
1,2-DICHLOROPROPANE
BENZENE
CARBON TETRACHLORIDE
CHLOROBENZENE
CIS-1,2-DICHLOROETHYLENE
DICHLOROMETHANE
ETHYLBENZENE
O-DICHLOROBENZENE
P-DICHLOROBENZENE
STYRENE
TETRACHLOROETHYLENE
TOLUENE
TRANS-1,2-DICHLOROETHYLENE
TRICHLOROETHYLENE
VINYL CHLORIDE
XYLENES, TOTAL
Returned To Compliance - Sep 07, 2023 1
902552375YJan 01, 2021 Mar 31, 2021Apr 21, 2021EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Apr 29, 2021 5
902552373YJul 01, 2020 Sep 30, 2020Nov 02, 2020EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Dec 04, 2020 5
902552372YApr 01, 2020 Jun 30, 2020Jul 29, 2020EP-A NO3 Chemical Late/Nonreporting - 1 Returned To Compliance - Dec 04, 2020 5
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
21

Violation history was last updated on 5/19/2025, 23 hours ago.

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More information for this water system: SDWIS ID 4232
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