OHA Drinking Water Services
OR41
PWS ID: 94200 ---- USACE DALLES/JD-THE DALLES DAM

Most Recent Water System Survey
Survey Date: Jan 08, 2026
Notification Date: Feb 03, 2026 (26 days)
Regulating Agency: WASCO COUNTY
Survey Frequency: 5 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Deficiencies:
Category Deficiency Due Date Resolved Date
Finished Water Storage No flap valve, screen, or equivalent on overflowJun 09, 2026
Bold text indicates that resolving this deficiency is a top priority.


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