OHA Drinking Water Services
OR41
PWS ID: 91747 ---- MT BACHELOR INC

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   10 03/20/2024
  Seasonal sampling period:   01/01   thru   03/31
EP-A  EP FOR WELLS ARSENIC  9 Years 01/01/2020 - 12/31/2028 1,023 1 incomplete12/04/2019
EP-A  EP FOR WELLS IOC notes9 Years 01/01/2020 - 12/31/2028 1,023 1 incomplete12/04/2019
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2026 - 12/31/2026 292 1 incomplete09/24/2025
EP-A  EP FOR WELLS NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,023 1 incomplete12/04/2019
EP-A  EP FOR WELLS PFAS notes6 Months 01/01/2026 - 06/30/2026 108 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELLS SOC  3 Years 01/01/2026 - 12/31/2028 1,023 1 incomplete09/24/2025
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,023 1 incomplete09/24/2025

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