OHA Drinking Water Services
OR41
PWS ID: 94718 ---- CHEMICAL WASTE MGT OF NW INC
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  GWR = Ground Water Rule, TCR = Total Coliform Rule
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
Show history 		Points Contact
Report
903502113YDec 01, 2024 Dec 31, 2024 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jan 23, 2025 1
903502112NNov 26, 2024 Dec 07, 2024DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Dec 19, 2024 1
903502110NOct 14, 2024 Oct 25, 2024DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Nov 01, 2024 1
903502109YAug 01, 2024 Aug 31, 2024 TCR Temporary Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Sep 26, 2024 1
903502108YJul 01, 2024 Jul 31, 2024 TCR Temporary Routine Coliform - Did Not Report Enough - 1 Returned To Compliance - Sep 26, 2024 1
903502107NJun 24, 2024 Jul 05, 2024DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Aug 09, 2024 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
6

Violation history was last updated on 7/4/2025, 41 hours ago.

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More information for this water system: SDWIS ID 2852
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