OHA Drinking Water Services
OR41
PWS ID: 93774 ---- WEST UNION ELEM SD 1

Most Recent Water System Survey
Survey date: Jun 17, 2025
Notification date: Jul 01, 2025 (14 days)
Regulating agency: WASHINGTON COUNTY
Survey frequency: 5 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 No operations and maintenance manualNov 04, 2025 Oct 24, 2025
Management & Operations Emergency response plan not completed (CWS, NTNC)Nov 04, 2025 Oct 23, 2025
Operator Certification No protocol for under certified operatorNov 04, 2025 Oct 23, 2025


 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) 06/17/2025 5 YR  * 07/01/2025 (14) WASHINGTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 11/10/2020 5 YR  * 11/13/2020 (3) WASHINGTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 11/18/2015 5 YR  * 01/15/2016 (58) WASHINGTON COUNTY Show details
Sanitary Survey, Finished (SNSV) 11/19/2010 5 YR  * 01/06/2011 (48) WASHINGTON COUNTY Hide details
  Comments:
Treatment:
-No plan review for UV system.
-Lamp sleeve not cleaned.
-Lamp not replaced as per manufacturer.

Monitoring:
-IOC's, Nitrate, Nitrite not completed. by December 31, 2010.
-Source water coliform not completed by December 31, 2010.

Management & Operations:
-Emergency response plan not completed.
-Public notices for coliform violations not issued.
-Major modifications not approved.

Category Significant deficiency or unmet rule requirement Due date Resolved date
Management & Operations Emergency response plan not completed (CWS, NTNC)Not tracked
Management & Operations Major modifications not approved (plan review)Not tracked
Management & Operations Public notice not issued as requiredNot tracked
Monitoring & Reporting Monitoring not currentNot tracked
Significant deficiency and unmet rule requirement dates were not tracked prior to 1/1/2014.
Sanitary Survey, Finished (SNSV) 11/03/2005 5 YR  * 11/03/2005 (0) WASHINGTON COUNTY No details
Sanitary Survey, Finished (SNSV) 06/16/2000 5 YR  * WASHINGTON COUNTY Show details