OHA Drinking Water Services
OR41
PWS ID: 95630 ---- COLUMBIA HELICOPTERS
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  LCR = Lead & Copper Rule, TCR = Total Coliform Rule
Gray shading indicates return to compliance. 

Hide Auto-RTC  |  Show Determination Dates
Go to public notices
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
18YOct 01, 2022 Oct 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 21, 2022 1
17YSep 01, 2022 Sep 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Nov 21, 2022 1
16YJul 01, 2022 Jul 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 05, 2022 1
15YJan 01, 2022 Jun 30, 2022DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Nov 21, 2022 1
14YJun 01, 2022 Jun 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 05, 2022 1 7/12/2022
13YMay 01, 2022 May 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 05, 2022 1 7/12/2022
12YApr 01, 2022 Apr 30, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 05, 2022 1 5/25/2022
11YJan 01, 2022 Jan 31, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Feb 03, 2022 1
10YJul 01, 2021 Dec 31, 2021DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Nov 21, 2022 1 7/12/2022
9YJul 01, 2021 Jul 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Aug 31, 2021 1
8YApr 01, 2021 Apr 30, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 05, 2021 1
7YMar 01, 2021 Mar 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 05, 2021 1
6YFeb 01, 2021 Feb 28, 2021 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 05, 2021 1
5YJul 01, 2020 Dec 31, 2020DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Jul 02, 2021 1
4YDec 01, 2020 Dec 31, 2020 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Jan 11, 2021 1
3YJan 01, 2020 Jun 30, 2020DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Jul 02, 2021 1
2YApr 01, 2020 Jun 30, 2020 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Sep 10, 2020 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
17

Violation history was last updated on 5/30/2025, 23 hours ago.

For questions regarding these violations contact either:

More information for this water system: SDWIS ID 5520
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List  ::  DW Source Protection
Main menu:
Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules
Need help? Email Drinking Water Services for assistance.Staff/Partner Login