OHA Drinking Water Services
OR41
PWS ID: 94466 ---- DOME SCHOOL

See also: Coliform Schedules

Chemical Sampling Schedule Status
Facility
ID
Analyte or Group   Sampling
Interval
Monitoring Period Days
Until
End
Samples
Required
Samples
Received
Last
Sample
Date
Start End
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2028 - 12/31/2028   5 08/19/2025
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP for WELL ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,014 1 incomplete04/22/2025
EP-A  EP for WELL IOC notes9 Years 01/01/2023 - 12/31/2031 2,109 1 incomplete03/22/2022
EP-A  EP for WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 283 1 incomplete04/22/2025
EP-A  EP for WELL NITRITE notes9 Years 01/01/2023 - 12/31/2031 2,109 1 incomplete03/22/2022
EP-A  EP for WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 99 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP for WELL SOC MINUS SOCR CHEMSnotes9 Years 01/01/2020 - 12/31/2028 1,014 1 incomplete11/19/2013
EP-A  EP for WELL SOCR  3 Years 01/01/2026 - 12/31/2028 1,014 1 incomplete07/22/2025
EP-A  EP for WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,014 1 incomplete09/02/2025

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