OHA Drinking Water Services
OR41
PWS ID: 06261 ---- COLWELL ACRES
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  NO3 = Nitrate, TCR = Total Coliform Rule
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
68YJul 01, 2025 Sep 30, 2025Oct 14, 2025 TCR Routine Coliform - Did Not Report ANY - 1 1
66YApr 01, 2025 Jun 30, 2025Jul 11, 2025 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
64YJan 01, 2025 Mar 31, 2025Apr 11, 2025 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
63YJan 01, 2024 Dec 31, 2024Feb 04, 2025EP-A NO3 Chemical Late/Nonreporting - 1 5 9/5/2025
61YOct 01, 2024 Dec 31, 2024Jan 13, 2025 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
59YJul 01, 2024 Sep 30, 2024Oct 14, 2024 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
57YApr 01, 2024 Jun 30, 2024Jul 11, 2024 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
55YJan 01, 2024 Mar 31, 2024Apr 11, 2024 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
54YJan 01, 2023 Dec 31, 2023Jan 29, 2024EP-A NO3 Chemical Late/Nonreporting - 1 5 9/5/2025
52YOct 01, 2023 Dec 31, 2023Jan 11, 2024 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
50YJul 01, 2023 Sep 30, 2023Oct 11, 2023 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
48YApr 01, 2023 Jun 30, 2023Jul 11, 2023 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
46YJan 01, 2023 Mar 31, 2023Apr 11, 2023 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
45YJan 01, 2022 Dec 31, 2022Feb 02, 2023EP-A NO3 Chemical Late/Nonreporting - 1 5 9/5/2025
43YOct 01, 2022 Dec 31, 2022Jan 11, 2023 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
41YJul 01, 2022 Sep 30, 2022Oct 11, 2022 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
39YApr 01, 2022 Jun 30, 2022Jul 11, 2022 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
37YJan 01, 2022 Mar 31, 2022Apr 11, 2022 TCR Routine Coliform - Did Not Report ANY - 1 1 9/5/2025
36YJan 01, 2021 Dec 31, 2021Jan 24, 2022EP-A NO3 Chemical Late/Nonreporting - 1 No Additional Action Needed - Dec 31, 2021 5
34YOct 01, 2021 Dec 31, 2021Jan 11, 2022 TCR Routine Coliform - Did Not Report ANY - 1 No Additional Action Needed - Dec 31, 2021 1
32YJul 01, 2021 Sep 30, 2021Oct 12, 2021 TCR Routine Coliform - Did Not Report ANY - 1 No Additional Action Needed - Dec 31, 2021 1
30YApr 01, 2021 Jun 30, 2021Jul 12, 2021 TCR Routine Coliform - Did Not Report ANY - 1 No Additional Action Needed - Dec 31, 2021 1
28YJan 01, 2021 Mar 31, 2021Apr 12, 2021 TCR Routine Coliform - Did Not Report ANY - 1 No Additional Action Needed - Dec 31, 2021 1
27YJan 01, 2020 Dec 31, 2020Jan 26, 2021EP-A NO3 Chemical Late/Nonreporting - 1 No Additional Action Needed - Dec 31, 2021 5
25YOct 01, 2020 Dec 31, 2020Jan 12, 2021 TCR Routine Coliform - Did Not Report ANY - 1 No Additional Action Needed - Dec 31, 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: 		30
3
33
0
15

Violation history was last updated on 11/3/2025, 11 hours ago.

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More information for this water system: SDWIS ID 5414
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