OHA Drinking Water Services
OR41
PWS ID: 94399 ---- MARION CO PUBLIC WORKS

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 Years01/01/2027 - 12/31/2027   5 07/19/2024
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP for WELL ARSENIC  9 Years01/01/2020 - 12/31/2028 1,012 1 done 04/08/2025
EP-A  EP for WELL IOC  9 Years01/01/2023 - 12/31/2031 2,107 1 done 04/08/2025
EP-A  EP for WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 281 1 incomplete04/08/2025
EP-A  EP for WELL NITRITE  9 Years01/01/2023 - 12/31/2031 2,107 1 done 04/08/2025
EP-A  EP for WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 97 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP for WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,012 1 incomplete04/08/2025
EP-A  EP for WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,012 1 incomplete01/13/2025

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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
EP-A  EP for WELLARSENIC  3 Years01/01/200212/31/20191
EP-A  EP for WELLIOC  3 Years01/01/200212/31/20131
EP-A  EP for WELLNITRITE  3 Years01/01/200212/31/20131

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