OHA Drinking Water Services
OR41
PWS ID: 00784 ---- PIONEER PARK CO-OP 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   5 07/02/2024
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1incomplete07/31/2023
  Seasonal sampling period:   07/01   thru   07/31
EP-A  EP for WELL ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,197 1 incomplete09/11/2025
EP-A  EP for WELL IOC notes9 Years 01/01/2026 - 12/31/2034 3,197 1 incomplete09/11/2025
EP-A  EP for WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 275 1 incomplete09/11/2025
EP-A  EP for WELL NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,197 1 incomplete09/11/2025
EP-A  EP for WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 91 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP for WELL RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,197 1 incomplete09/10/2025
EP-A  EP for WELL RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,101 1 incomplete09/30/2022
EP-A  EP for WELL RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 2,101 1 done 09/10/2025
EP-A  EP for WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,006 1 incomplete09/10/2025
EP-A  EP for WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,006 1 incomplete09/10/2025

7  secs
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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  3 Years01/01/200512/31/20131Sample between June 1 and Sept. 30.
EP-A  EP for WELLARSENIC  3 Years01/01/200212/31/20161
EP-A  EP for WELLIOC  3 Years01/01/200212/31/20161
EP-A  EP for WELLNITRITE  3 Years01/01/200212/31/20161
EP-A  EP for WELLRAD - RADIUM 226/228  Quarterly01/01/201012/31/20111
EP-A  EP for WELLRAD - URANIUM  Quarterly01/01/201012/31/20111

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