OHA Drinking Water Services
OR41
PWS ID: 00174 ---- KNOLL TERRACE PARK

Most Recent Water System Survey
Survey date: Aug 06, 2025
Notification date: Sep 12, 2025 (37 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:
No significant deficiencies or unmet rule requirements were identified.


 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) 08/06/2025 3 YR  * 09/12/2025 (37) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 02/24/2022 3 YR  * 03/31/2022 (35) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 08/30/2017 5 YR  * 10/08/2017 (39) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 09/09/2014 3 YR  * 10/30/2014 (51) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 12/08/2009 5 YR  * 01/08/2010 (31) BENTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 05/04/2006 3 YR  * 06/19/2006 (46) BENTON COUNTY No details
Sanitary Survey, Finished (SNSV) 04/17/2001 3 YR  * BENTON COUNTY Show details