OHA Drinking Water Services
OR41
PWS ID: 01180 ---- USACE BONNEVILLE DAM
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  GWR = Ground Water Rule, LCR = Lead & Copper Rule, SOC = Synthetic 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
Show analytes for all violations 		Enforcement Action - Date
Show history 		Points Contact
Report
902580957YJan 01, 2023 Dec 31, 2025Mar 18, 2026EP-A SOC Chemical Late/Nonreporting - 23  Hide analytes
1,2-DIBROMO-3-CHLOROPROPANE
2,4,5-TP
2,4-D
BHC-GAMMA
CARBOFURAN
CHLORDANE
DALAPON
DINOSEB
DIQUAT
ENDOTHALL
ENDRIN
ETHYLENE DIBROMIDE
GLYPHOSATE
HEPTACHLOR
HEPTACHLOR EPOXIDE
HEXACHLOROBENZENE
HEXACHLOROCYCLOPENTADIENE
METHOXYCHLOR
OXAMYL
PENTACHLOROPHENOL
PICLORAM
TOTAL POLYCHLORINATED BIPHENYLS (PCB)
TOXAPHENE
1
902580931NJan 01, 2021 Dec 31, 2021Jan 11, 2022SRC-AE GWR Source Assessment Sample - Late/Nonreporting - 1 Returned To Compliance - Jan 25, 2022 1
902580930NJan 01, 2021 Dec 31, 2021Jan 11, 2022SRC-AD GWR Source Assessment Sample - Late/Nonreporting - 1 Returned To Compliance - Jan 25, 2022 1
902580929YJan 01, 2019 Dec 31, 2021Nov 05, 2021DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Dec 03, 2021 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: 		1
0
1
0
3

Violation history was last updated on 4/17/2026, 63 hours ago.

For questions regarding these violations contact either: