OHA Drinking Water Services
OR41
PWS ID: 01515 ---- ROW RIVER VALLEY WATER DIST

Most Recent Water System Survey
Survey Date: Sep 25, 2025
Notification Date: Oct 24, 2025 (29 days)
Regulating Agency: DWS (REGION 2)
Survey Frequency: 3 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Deficiencies:
Category Deficiency Due Date Resolved Date
Cross Connection Annual summary report not issued (CWS)Dec 12, 2025
Management & Operations No operations and maintenance manualDec 12, 2025
Management & Operations Emergency response plan not completedDec 12, 2025
Monitoring & Reporting MCL violationsDec 12, 2025
Operator Certification No protocol for under-certified operatorDec 12, 2025
Treatment DIT control limit not set to 2.0 psi filter turbidity trigger not 0.15 NTUDec 12, 2025


 Hide Site Visit History
Water System Site Visit History
Reason Visit Date Frequency Next Due Notification Date
(Days after survey)		 Responsible
Agency		 Comments and
Deficiencies
Sanitary Survey, Finished (SNSV) 09/25/2025 3 YR  * 10/24/2025 (29) REGION 2 Hide details
 
Category Deficiency Due Date Resolved Date
Cross Connection Annual summary report not issued (CWS)Dec 12, 2025
Management & Operations No operations and maintenance manualDec 12, 2025
Management & Operations Emergency response plan not completedDec 12, 2025
Monitoring & Reporting MCL violationsDec 12, 2025
Operator Certification No protocol for under-certified operatorDec 12, 2025
Treatment DIT control limit not set to 2.0 psi filter turbidity trigger not 0.15 NTUDec 12, 2025
Sanitary Survey, Finished (SNSV) 02/16/2022 3 YR  * 04/06/2022 (49) DWP Show details
Water Treatment Plant Site Visit (TRTP) 02/16/2022 3 YR 02/16/2025 04/06/2022 (49) DWP No details
Sanitary Survey, Finished (SNSV) 11/29/2017 3 YR  * 12/08/2017 (9) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 11/29/2017 6 MN 05/29/2018 12/08/2017 (9) DWP No details
Sanitary Survey, Finished (SNSV) 11/20/2013 3 YR  * 02/20/2014 (92) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 11/20/2013 3 YR 11/20/2016 02/20/2014 (92) REGION 2 Show details
Sanitary Survey, Finished (SNSV) 12/28/2010 3 YR  * 03/10/2011 (72) REGION 2 No details
Water Treatment Plant Site Visit (TRTP) 12/28/2010 3 YR 12/28/2013 03/10/2010 (-293) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 12/27/2010 3 YR 12/28/2013 03/17/2011 (80) REGION 2 Show details
 



More information for this water system: SDWIS ID 5068
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PFAS data are now located on the Chemical Results page.
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