OHA Drinking Water Services
OR41
PWS ID: 00402 ---- IONE, CITY OF

Most Recent Water System Survey
Survey Date: Nov 19, 2025
Notification Date: Nov 20, 2025 (1 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.
Deficiencies:
Category Deficiency Due Date Resolved Date
Management & Operations No operations and maintenance manualMar 26, 2026
Operator Certification No protocol for under-certified operatorMar 26, 2026
Disinfection Chlorine not measured & recorded as requiredMar 26, 2026


 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) 11/19/2025 3 YR  * 11/20/2025 (1) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 11/22/2022 3 YR  * 12/19/2022 (27) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 06/12/2019 3 YR  * 07/09/2019 (27) REGION 1 Hide details
 
Category Deficiency Due Date Resolved Date
Operator Certification No certified operator at required levelNov 12, 2019 Aug 14, 2019
Sanitary Survey, Finished (SNSV) 05/12/2016 3 YR  * 05/31/2016 (19) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 08/20/2013 3 YR  * DWP Show details
Sanitary Survey, Finished (SNSV) 06/11/2010 3 YR  * 08/04/2010 (54) DWP Show details
Sanitary Survey, Finished (SNSV) 07/28/2005 5 YR  * DWP Show details
 



More information for this water system: SDWIS ID 3739
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PFAS data are now located on the Chemical Results page.
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