OHA Drinking Water Services
OR41
PWS ID: 01510 ---- WAPATO MOORAGE ASSOCIATION

Most Recent Water System Survey
Survey Date: Oct 15, 2025
Notification Date: Nov 12, 2025 (28 days)
Regulating Agency: MULTNOMAH COUNTY
Survey Frequency: 3 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Deficiencies:
No deficiencies 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
Deficiencies
Sanitary Survey, Finished (SNSV) 10/15/2025 3 YR  * 11/12/2025 (28) MULTNOMAH COUNTY Show details
Sanitary Survey, Finished (SNSV) 05/18/2022 3 YR  * 06/27/2022 (40) MULTNOMAH COUNTY Show details
Sanitary Survey, Finished (SNSV) 03/27/2019 3 YR  * 06/12/2019 (77) MULTNOMAH COUNTY Show details
Sanitary Survey, Finished (SNSV) 06/09/2014 5 YR  * 07/10/2014 (31) MULTNOMAH COUNTY Show details
Sanitary Survey, Finished (SNSV) 04/21/2011 3 YR  * 05/03/2011 (12) MULTNOMAH COUNTY Hide details
  Comments:
The deficiencies noted are as follows:

Source Deficiencies
1. Well vent not properly screened.

Distribution Deficiencies
1. No ordinance or enabling authority.

Monitoring Deficiencies
1. Lead and copper sampling not current.

Category Deficiency Due Date Resolved Date
Cross Connection No ordinance or enabling authority (CWS)Not tracked
Monitoring & Reporting Monitoring not currentNot tracked
Well Construction No screen on existing well ventNot tracked
Deficiency dates were not tracked prior to 1/1/2014.
Sanitary Survey, Finished (SNSV) 08/13/2008 3 YR  * 10/08/2008 (56) MULTNOMAH COUNTY No details