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.
Deficiencies:
Category Deficiency 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
Deficiencies
Sanitary Survey, Finished (SNSV) 06/26/2025 3 YR  * 08/07/2025 (42) BENTON COUNTY Hide details
 
Category Deficiency Due Date Resolved Date
Disinfection Free chlorine residual not maintainedDec 11, 2025 Overdue
Sanitary Survey, Finished (SNSV) 11/30/2023 3 YR  * 01/12/2024 (43) BENTON COUNTY Show details
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
 



More information for this water system: SDWIS ID 3561
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