OHA Drinking Water Services
OR41
PWS ID: 00533 ---- MITCHELL, CITY OF

Most Recent Water System Survey
Survey date: Oct 23, 2025
Notification date: Nov 06, 2025 (14 days)
Regulating agency: DWS (REGION 1)
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
Operator Certification No DRC at required certification level Mar 12, 2026 Overdue
Cross Connection Annual summary report not issued (CWS)Mar 12, 2026 Mar 31, 2026 - Late
Cross Connection Testing records not current (CWS, NTNC, TNC)Mar 12, 2026 Mar 31, 2026 - Late
Spring/Other Source No screened overflowMar 12, 2026 Nov 12, 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) 10/23/2025 3 YR  * 11/06/2025 (14) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 10/27/2022 3 YR  * 11/04/2022 (8) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 10/16/2019 3 YR  * 12/04/2019 (49) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 07/26/2016 3 YR  * 08/03/2016 (8) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 10/25/2013 3 YR  * 11/25/2013 (31) REGION 1 Hide details
  Comments:
The deficiencies noted are as follows:

Source Deficiencies
1. Need verification of screened overflow for Spring #1 & Spring #2. To be completed by May or June of 2014. Received request and extended to June 30, 2016
Treatment and Disinfection Deficiencies
1. Annual raw water sampling past due. Corrected Nov. 14, 2013
Management & Operations Deficiencies
1. Include all elements in emergency response plan. On Feb. 24th, received request and extended to March 28, 2014. Corrected February 2, 2016
Operator Certification Violations
1. All operators to be certified or have written operator protocols in place. To be completed by Feb. 25, 2014. Corrected February 2, 2016

Category Significant deficiency or unmet rule requirement Due date Resolved date
Management & Operations Emergency response plan not completed (CWS, NTNC)Not tracked
Operator Certification No DRC at required certification level Not tracked
Spring/Other Source No screened overflowNot tracked
Significant deficiency and unmet rule requirement dates were not tracked prior to 1/1/2014.
Sanitary Survey, Finished (SNSV) 07/23/2009 3 YR  * 07/23/2009 (0) DWP No details
Sanitary Survey, Finished (SNSV) 08/23/2004 5 YR  * DWP Show details