OHA Drinking Water Services
OR41
PWS ID: 94528 ---- D STAKE MILL

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 Years01/01/2026 - 12/31/2026   5incomplete06/02/2023
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP FOR WELL #2 ARSENIC  9 Years 01/01/2020 - 12/31/2028 993 1 incomplete06/03/2019
EP-A  EP FOR WELL #2 IOC  9 Years 01/01/2020 - 12/31/2028 993 1 incomplete06/03/2019
EP-A  EP FOR WELL #2 NITRATE  Yearly01/01/2026 - 12/31/2026 262 1 done 01/05/2026
EP-A  EP FOR WELL #2 NITRITE  9 Years01/01/2020 - 12/31/2028 993 1 done 01/07/2020
EP-A  EP FOR WELL #2 PFAS notes6 Months 01/01/2026 - 06/30/2026 78 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL #2 SOC  3 Years 01/01/2026 - 12/31/2028 993 1 incomplete03/10/2020
EP-A  EP FOR WELL #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 993 1 incomplete09/06/2022

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