OHA Drinking Water Services
OR41
PWS ID: 05730 ---- GH2O 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 09/04/2024
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP FOR WELL ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete03/24/2025
EP-A  EP FOR WELL IOC notes9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete03/24/2025
EP-A  EP FOR WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 284 1 incomplete03/24/2025
EP-A  EP FOR WELL NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete03/24/2025
EP-A  EP FOR WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 100 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL RAD - GROSS ALPHA  6 Years 01/01/2026 - 12/31/2031 2,110 1 incomplete03/12/2019
EP-A  EP FOR WELL RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete03/12/2019
EP-A  EP FOR WELL RAD - URANIUM  9 Years 01/01/2020 - 12/31/2028 1,015 1 incomplete03/12/2019
EP-A  EP FOR WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,015 1 incomplete03/24/2025
EP-A  EP FOR WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,015 1 incomplete03/24/2025
EP-B  EP FOR WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 284 1 incomplete03/24/2025
EP-B  EP FOR WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 100 1 incomplete10/14/2025
  Initial monitoring - 2 samples only

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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/200212/31/20025
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200312/31/20055Sample Between June 1st and Sept 30th
EP-A  EP FOR WELLARSENIC  3 Years01/01/200312/31/20071
EP-A  EP FOR WELLARSENIC  3 Years01/01/200812/31/20161
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 - GROSS ALPHA  Quarterly01/01/201003/31/20121
EP-A  EP FOR WELLRAD - URANIUM  Quarterly01/01/201012/31/20101
EP-B  EP FOR WELLARSENIC  3 Years01/01/200212/31/20041
EP-B  EP FOR WELLIOC  3 Years01/01/200212/31/20041WELLFIELD DETERMINATION 09/21/2005 BG (DN EMAIL)
EP-B  EP FOR WELLNITRITE  3 Years01/01/200212/31/20041WELLFIELD DETERMINATION 9/21/2005 BG (DN EMAIL)
EP-B  EP FOR WELLSOC  3 Years01/01/200212/31/20041WELLFIELD DETERMINATION 9/21/2005 BG (DN EMAIL)
EP-B  EP FOR WELLVOLATILE ORGANICS  3 Years01/01/200212/31/20041WELLFIELD DETERMINATION 9/21/2005 BG (DN EMAIL)

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