OHA Drinking Water Services
OR41
PWS ID: 90577 ---- CASCADE OPPORTUNITY CENTER

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
EP-A  EP for WELL NITRATE  3 Years01/01/2025 - 12/31/2027 623 1 done 04/03/2025

6  secs
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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  Distribution SystemASBESTOS, DIST  9 Years01/01/200205/12/20101
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200203/01/20125Sample Between June 1st and Sept 30th
EP-A  EP for WELLARSENIC  3 Years01/01/200203/01/20121
EP-A  EP for WELLIOC  3 Years01/01/200212/31/20101
EP-A  EP for WELLIOC  9 Years01/01/201103/01/20121Schedule Reflects Monitoring Reduction Granted
EP-A  EP for WELLNITRATE  Quarterly01/01/200206/30/20061four qtrs below 50% MCL
EP-A  EP for WELLNITRATE  Yearly01/01/200712/31/20211
EP-A  EP for WELLNITRATE  Yearly07/01/200612/31/20061
EP-A  EP for WELLNITRITE  3 Years01/01/200212/31/20101
EP-A  EP for WELLNITRITE  9 Years01/01/201103/01/20121Schedule Reflects Monitoring Reduction Granted
EP-A  EP for WELLSOC  3 Years01/01/200203/01/20121
EP-A  EP for WELLVOLATILE ORGANICS  3 Years01/01/200203/01/20121

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