OHA Drinking Water Services
OR41
PWS ID: 00862 ---- CROOKED RIVER RANCH WTR CO

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   20 08/14/2024
  Seasonal sampling period:   06/01   thru   09/30
EP-C  EP FOR WELL #4 & #5 ARSENIC  3 Years 01/01/2026 - 12/31/2028 996 1 incomplete04/24/2023
EP-C  EP FOR WELL #4 & #5 IOC  3 Years 01/01/2026 - 12/31/2028 996 1 incomplete04/24/2023
EP-C  EP FOR WELL #4 & #5 NITRATE notesYearly 01/01/2026 - 12/31/2026 265 1 incomplete06/03/2025
EP-C  EP FOR WELL #4 & #5 NITRITE  3 Years 01/01/2026 - 12/31/2028 996 1 incomplete04/24/2023
EP-C  EP FOR WELL #4 & #5 PFAS notes6 Months 01/01/2026 - 06/30/2026 81 1 incomplete
  Initial monitoring - 2 samples only
EP-C  EP FOR WELL #4 & #5 RAD - GROSS ALPHA  9 Years01/01/2020 - 12/31/2028 996 1 done 04/20/2020
EP-C  EP FOR WELL #4 & #5 RAD - RADIUM 226/228 9 Years01/01/2020 - 12/31/2028 996 1 done 04/20/2020
EP-C  EP FOR WELL #4 & #5 RAD - URANIUM  9 Years01/01/2020 - 12/31/2028 996 1 done 04/20/2020
EP-C  EP FOR WELL #4 & #5 SOC notes3 Years 01/01/2026 - 12/31/2028 996 2 incomplete07/31/2023
EP-C  EP FOR WELL #4 & #5 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 996 1 incomplete04/24/2023

5  secs
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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
EP-A  EP FOR WELL #2ARSENIC  3 Years01/01/200212/31/20071
EP-A  EP FOR WELL #2ARSENIC  9 Years01/01/200808/24/20171Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELL #2IOC  9 Years01/01/200208/24/20171Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELL #2NITRATE  Yearly01/01/200208/24/20171
EP-A  EP FOR WELL #2NITRITE  9 Years01/01/200208/24/20171Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELL #2RAD - GROSS ALPHA  9 Years01/01/200808/24/20171
EP-A  EP FOR WELL #2RAD - RADIUM 226/228  9 Years01/01/200808/24/20171
EP-A  EP FOR WELL #2RAD - URANIUM  9 Years01/01/200808/24/20171
EP-A  EP FOR WELL #2SOC  3 Years01/01/200208/24/201722 Consec. QT Samples
EP-A  EP FOR WELL #2VOLATILE ORGANICS  3 Years01/01/200208/24/20171
EP-C  EP FOR WELL #4 & #5ARSENIC  3 Years01/01/200212/31/20071
EP-C  EP FOR WELL #4 & #5ARSENIC  9 Years01/01/200810/30/20151Schedule Reflects Monitoring Reduction Granted
EP-C  EP FOR WELL #4 & #5IOC  3 Years01/01/200209/30/20041
EP-C  EP FOR WELL #4 & #5IOC  9 Years10/01/200410/30/20151Schedule reflects monitoring reduction granted
EP-C  EP FOR WELL #4 & #5NITRATE  Yearly01/01/200210/30/20151
EP-C  EP FOR WELL #4 & #5NITRITE  3 Years01/01/200209/30/20041
EP-C  EP FOR WELL #4 & #5NITRITE  9 Years10/01/200410/30/20151Schedule reflects monitoring reduction granted
EP-C  EP FOR WELL #4 & #5RAD - GROSS ALPHA  9 Years01/01/200810/30/20151Schedule Reflects Monitoring Reduction Granted
EP-C  EP FOR WELL #4 & #5RAD - RADIUM 226/228  9 Years01/01/200810/30/20151Schedule Reflects Monitoring Reduction Granted
EP-C  EP FOR WELL #4 & #5RAD - URANIUM  6 Years01/01/200810/30/20151
EP-C  EP FOR WELL #4 & #5SOC  3 Years01/01/200210/30/201522 Consec. QT Samples
EP-C  EP FOR WELL #4 & #5SOC  Yearly01/01/201712/31/20171
EP-C  EP FOR WELL #4 & #5VOLATILE ORGANICS  3 Years01/01/200210/30/20151
EP-C  EP FOR WELL #4 & #5VOLATILE ORGANICS  Yearly01/01/201712/31/20171
SRC-CB  WELL #5RAD - GROSS ALPHA  Quarterly01/01/201703/31/20171Initial monitoring for plan review purposes.
SRC-CB  WELL #5RAD - RADIUM 226/228  Quarterly01/01/201703/31/20171Initial monitoring for plan review purposes.
SRC-CB  WELL #5RAD - URANIUM  Quarterly01/01/201703/31/20171Initial monitoring for plan review purposes.

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