OHA Drinking Water Services
OR41
PWS ID: 05395 ---- NORTH BRIGHTWOOD IMPROV ASSN

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 09/10/2025
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2028 - 12/31/2028   1 07/08/2025
  Seasonal sampling period:   07/01   thru   07/31
EP-A  EP FOR WELL ARSENIC  9 Years 01/01/2026 - 12/31/2034 3,167 1 incomplete08/12/2025
EP-A  EP FOR WELL IOC  9 Years01/01/2023 - 12/31/2031 2,071 1 done 08/12/2025
EP-A  EP FOR WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 245 1 incomplete08/12/2025
EP-A  EP FOR WELL NITRITE  9 Years01/01/2023 - 12/31/2031 2,071 1 done 08/12/2025
EP-A  EP FOR WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 61 1 incomplete11/20/2025
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,167 1 incomplete08/12/2025
EP-A  EP FOR WELL RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,167 1 incomplete08/12/2025
EP-A  EP FOR WELL RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,167 1 incomplete08/12/2025
EP-A  EP FOR WELL SOC  3 Years 01/01/2026 - 12/31/2028 976 1 incomplete08/18/2025
EP-A  EP FOR WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 976 1 incomplete08/12/2025

4  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.
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months01/01/200212/31/20025
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/200312/31/20045Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/200512/31/20155
EP-A  EP FOR WELLARSENIC  3 Years01/01/200212/31/20161
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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