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.
Significant deficiencies and unmet rule requirements:
Category Significant deficiency or unmet rule requirement Due date Resolved date
Monitoring & Reporting Unaddressed MCL violationsDec 12, 2025 Overdue
Cross Connection Annual summary report not issued (CWS)Dec 12, 2025 Nov 05, 2025
Management & Operations No operations and maintenance manualDec 12, 2025 Nov 05, 2025
Management & Operations Emergency response plan not completed (CWS, NTNC)Dec 12, 2025 Nov 05, 2025
Operator Certification No protocol for under-certified operatorDec 12, 2025 Nov 05, 2025
Bold text indicates a significant deficiency. All others are unmet rule requirements.


 Hide Site Visit History
Water System Site Visit History
Reason Visit date Frequency Next due Notification date
(Days after survey)		 Responsible
agency		 Comments and
significant deficiencies or unmet rule requirements
Sanitary Survey, Finished (SNSV) 09/25/2025 3 YR  * 10/24/2025 (29) REGION 2 Show details
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 Hide details
  Comments:
The deficiencies noted are as follows:

Treatment and Disinfection Deficiencies
Turbidimeters not calibrated per manufacturer’s recommendation or at least quarterly

Management & Operations Deficiencies
Annual consumer confidence report not published as required

Distribution Deficiencies
1. No ordinance or enabling authority
2. Backflow or cross-connection devices not tested annually
3. Annual summary report not submitted

Category Significant deficiency or unmet rule requirement Due date Resolved date
Cross Connection No ordinance or enabling authority (CWS)Not tracked
Cross Connection Annual summary report not issued (CWS)Not tracked
Cross Connection Testing records not current (CWS, NTNC, TNC)Not tracked
Management & Operations Annual CCR not distributed (CWS)Not tracked
Surface Water Treatment Turbidimeters not calibrated per manufacturer or at least quarterlyNot tracked
Significant deficiency and unmet rule requirement dates were not tracked prior to 1/1/2014.
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