OHA Drinking Water Services
OR41
PWS ID: 01361 ---- RAINBOW ROCK SERVICE ASSOCIATION

Most Recent Water System Survey
Survey Date: May 01, 2025
Notification Date: May 14, 2025 (13 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
Finished Water Storage Roof and access hatch not watertightJul 02, 2025 May 20, 2025
Surface Water Treatment Turbidimeters not calibrated per manufacturer or at least quarterlyJul 02, 2025 May 20, 2025
Disinfection Failure to calculate CT values correctlyOct 31, 2025 * Sep 10, 2025
* Corrective Action Plan has been submitted for this deficiency.


 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) 05/01/2025 3 YR  * 05/14/2025 (13) REGION 2 Hide details
 
Category Deficiency Due Date Resolved Date
Finished Water Storage Roof and access hatch not watertightJul 02, 2025 May 20, 2025
Surface Water Treatment Turbidimeters not calibrated per manufacturer or at least quarterlyJul 02, 2025 May 20, 2025
Disinfection Failure to calculate CT values correctlyOct 31, 2025 * Sep 10, 2025
* Corrective Action Plan has been submitted for this deficiency.
Sanitary Survey, Finished (SNSV) 06/23/2022 3 YR  * 07/27/2022 (34) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 06/23/2022 3 YR 06/23/2025 07/27/2022 (34) DWP No details
Sanitary Survey, Finished (SNSV) 06/29/2018 3 YR  * 11/28/2018 (152) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 06/29/2018 1 YR 06/29/2019 11/28/2018 (152) REGION 2 No details
Sanitary Survey, Finished (SNSV) 09/26/2013 5 YR  * 10/09/2013 (13) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 09/26/2013 5 YR 09/26/2018 10/09/2013 (13) REGION 2 No details
Sanitary Survey, Finished (SNSV) 05/12/2010 3 YR  * REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 05/12/2010 3 YR 05/12/2013 REGION 2 No details
Sanitary Survey, Finished (SNSV) 08/19/2005 3 YR  * DWP Show details
Water Treatment Plant Site Visit (TRTP) 08/19/2005 3 YR 08/19/2008 08/19/2005 (0) REGION 2 No details
 



More information for this water system: SDWIS ID 4014
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