OHA Drinking Water Services
OR41
PWS ID: 01201 ---- SAUNDERS CREEK HOC

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 07/09/2025
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1incomplete11/01/2022
  Seasonal sampling period:   11/01   thru   11/30
EP-A  EP FOR WELLBROMATE  Quarterly01/01/2026 - 03/31/2026 27 1 incomplete 11/04/2025
EP-A  EP FOR WELL ARSENIC  9 Years 01/01/2026 - 12/31/2034 3,224 1 incomplete07/31/2019
EP-A  EP FOR WELL IOC notes9 Years 01/01/2020 - 12/31/2028 1,033 1 incomplete07/31/2019
EP-A  EP FOR WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 302 1 incomplete11/04/2025
EP-A  EP FOR WELL NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,033 1 incomplete07/31/2019
EP-A  EP FOR WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 118 1 incomplete11/13/2025
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL RAD - GROSS ALPHA  9 Years01/01/2023 - 12/31/2031 2,128 1 done 02/04/2025
EP-A  EP FOR WELL RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,224 1 incomplete02/04/2025
EP-A  EP FOR WELL RAD - URANIUM notes9 Years 01/01/2026 - 12/31/2034 3,224 1 incomplete02/04/2025
EP-A  EP FOR WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,033 1 incomplete11/04/2025
EP-A  EP FOR WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,033 1 incomplete11/04/2025

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemBROMATE   Monthly01/01/201012/31/20131
DIST-A  Distribution SystemHAA5 & TTHM  3 Years01/01/200512/31/20091Sample between June 1 and Sept. 30. Schedule ended on survey date 12/31/2009. System switched to Ozonation per county. RG 4/14/2010.
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/20025Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemSTAGE 2 DBP  Yearly01/01/201412/31/20141Sample during November
EP-A  EP FOR WELLARSENIC  3 Years01/01/200212/31/20161
EP-A  EP FOR WELLBROMATE   Monthly01/01/201407/31/20161
EP-A  EP FOR WELLRAD - GROSS ALPHA  Quarterly01/01/200812/31/20121

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