OHA Drinking Water Services
OR41
PWS ID: 95066 ---- HERMISTON ADVENTIST SCHOOL

Most Recent Water System Survey
Survey Date: Aug 22, 2025
Notification Date: Sep 24, 2025 (33 days)
Regulating Agency: DWS (REGION 1)
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
Management & Operations No operations and maintenance manualJan 28, 2026
Management & Operations Emergency response plan not completedJan 28, 2026
Monitoring & Reporting No coliform sampling planJan 28, 2026
Operator Certification No certified operator at required levelJan 28, 2026 Sep 03, 2025


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More information for this water system: SDWIS ID 4525
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
PFAS data are now located on the Chemical Results page.
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