OHA Drinking Water Services
OR41
PWS ID: 00683 ---- QUAIL VALLEY PARK IMPROV DIST

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 07/01/2024
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2027 - 12/31/2027   1 06/03/2024
  Seasonal sampling period:   06/01   thru   06/30
EP-A  EP FOR WELL #4 ARSENIC  9 Years01/01/2020 - 12/31/2028 1,032 1 done 03/09/2022
EP-A  EP FOR WELL #4 IOC notes9 Years01/01/2020 - 12/31/2028 1,032 1 done 03/09/2022
EP-A  EP FOR WELL #4 NITRATE  Yearly 01/01/2026 - 12/31/2026 301 1 incomplete01/06/2025
EP-A  EP FOR WELL #4 NITRITE notes9 Years01/01/2020 - 12/31/2028 1,032 1 done 03/09/2022
EP-A  EP FOR WELL #4 PFAS notes6 Months 01/01/2026 - 06/30/2026 117 1 incomplete10/16/2025
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL #4 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,223 1 incomplete12/15/2021
EP-A  EP FOR WELL #4 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,223 1 incomplete12/15/2021
EP-A  EP FOR WELL #4 RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,127 1 incomplete12/15/2021
EP-A  EP FOR WELL #4 SOC notes3 Years 01/01/2026 - 12/31/2028 1,032 1 incomplete08/05/2025
EP-A  EP FOR WELL #4 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,032 1 incomplete08/05/2025

8  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 SYSTEMHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/200212/31/20035Sample Between June 1st and Sept 30th
EP-A  EP FOR WELL #4ARSENIC  3 Years01/01/200212/31/20191
EP-A  EP FOR WELL #4DI(2-ETHYLHEXYL) PHTHALATE   Quarterly07/01/201906/30/20201
EP-A  EP FOR WELL #4DI(2-ETHYLHEXYL) PHTHALATE   Yearly01/01/202112/31/20211Collect sample in 2nd quarter.
EP-A  EP FOR WELL #4RAD - URANIUM  6 Years01/01/200812/31/20131
EP-A  EP FOR WELL #4SOC  3 Years01/01/200212/31/20221

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