OHA Drinking Water Services
OR41
PWS ID: 01158 ---- NORTH CORVALLIS MHP-WELL #1

Most Recent Water System Survey
Survey date: Jun 26, 2025
Notification date: Aug 07, 2025 (42 days)
Regulating agency: BENTON COUNTY
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
Disinfection Free chlorine residual not maintainedDec 11, 2025 Overdue


 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) 06/26/2025 3 YR  * 08/07/2025 (42) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 11/30/2023 3 YR  * 01/12/2024 (43) BENTON COUNTY Hide details
 
Category Significant deficiency or unmet rule requirement Due date Resolved date
Cross Connection Annual summary report not issued (CWS)May 11, 2024 Mar 27, 2024
Management & Operations Annual CCR not distributed (CWS)May 11, 2024 Jan 02, 2024
Disinfection Chlorine not measured & recordedMay 11, 2024 Apr 24, 2024
Sanitary Survey, Finished (SNSV) 10/21/2020 5 YR  * 11/25/2020 (35) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 12/12/2017 3 YR  * 01/04/2018 (23) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 10/27/2014 3 YR  * 12/02/2014 (36) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 06/20/2011 3 YR  * 07/27/2011 (37) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 02/15/2008 3 YR  * 03/24/2008 (38) BENTON COUNTY No details
Sanitary Survey, Finished (SNSV) 01/20/2005 3 YR  * BENTON COUNTY Show details