OHA Drinking Water Services
OR41
PWS ID: 00601 ---- HILAND WC - RIVERBEND

Most Recent Water System Survey
Survey date: May 28, 2025
Notification date: Jul 09, 2025 (42 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.
Significant deficiencies and unmet rule requirements:
Category Significant deficiency or unmet rule requirement Due date Resolved date
Management & Operations Major modifications not approved (plan review)Aug 27, 2025 Overdue
Finished Water Storage Roof and access hatch not watertight or adequately securedAug 27, 2025 Dec 31, 2025 - Late
Operator Certification No protocol for under-certified operatorAug 27, 2025 Dec 24, 2025 - Late
Disinfection Unable to demonstrate minimum CTs are metAug 27, 2025 Jun 10, 2025
Other Treatment Non-NSF approved chemicalsAug 27, 2025 Feb 19, 2026 - Late
Surface Water Treatment Membrane filtration: Direct integrity testing does not meet requirementsAug 27, 2025 Sep 19, 2025 - Late
Bold text indicates a significant deficiency. All others are unmet rule requirements.


 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) 05/28/2025 3 YR  * 07/09/2025 (42) REGION 2 Show details
Sanitary Survey, Finished (SNSV) 12/08/2022 3 YR  * 01/11/2023 (34) REGION 2 Show details
Sanitary Survey, Finished (SNSV) 09/20/2019 3 YR  * 10/01/2019 (11) LINCOLN COUNTY No details
Sanitary Survey, Finished (SNSV) 12/24/2014 5 YR  * 01/05/2015 (12) LINCOLN COUNTY Show details
Sanitary Survey, Finished (SNSV) 11/19/2010 3 YR  * 12/10/2010 (21) LINCOLN COUNTY Show details
Sanitary Survey, Finished (SNSV) 11/13/2007 3 YR  * 02/13/2008 (92) LINCOLN COUNTY No details
Sanitary Survey, Finished (SNSV) 08/26/2003 3 YR  * LINCOLN COUNTY Show details