OHA Drinking Water Services
OR41
PWS ID: 00867 ---- CHENOWITH PUD

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 ASBESTOS, DIST  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete04/30/2025
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2028 - 12/31/2028   20 06/24/2025
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 250 1 incomplete09/12/2025
  Seasonal sampling period:   09/01   thru   09/30
EP-A  EP FOR WELL #4 ARSENIC notes9 Years01/01/2020 - 12/31/2028 981 1 done 05/06/2025
EP-A  EP FOR WELL #4 IOC notes9 Years01/01/2020 - 12/31/2028 981 1 done 05/06/2025
EP-A  EP FOR WELL #4 NITRATE  Yearly 01/01/2026 - 12/31/2026 250 1 incomplete05/06/2025
EP-A  EP FOR WELL #4 NITRITE notes9 Years01/01/2020 - 12/31/2028 981 1 done 05/06/2025
EP-A  EP FOR WELL #4 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-A  EP FOR WELL #4 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-A  EP FOR WELL #4 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-A  EP FOR WELL #4 SOC notes3 Years 01/01/2026 - 12/31/2028 981 2 incomplete09/12/2025
EP-A  EP FOR WELL #4 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 981 1 incomplete05/06/2025
EP-B  EP FOR WELL #3 ARSENIC notes9 Years01/01/2020 - 12/31/2028 981 1 done 05/06/2025
EP-B  EP FOR WELL #3 IOC notes9 Years01/01/2020 - 12/31/2028 981 1 done 05/06/2025
EP-B  EP FOR WELL #3 NITRATE  Yearly 01/01/2026 - 12/31/2026 250 1 incomplete05/06/2025
EP-B  EP FOR WELL #3 NITRITE notes9 Years01/01/2020 - 12/31/2028 981 1 done 05/06/2025
EP-B  EP FOR WELL #3 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-B  EP FOR WELL #3 RAD - RADIUM 226/228 6 Years01/01/2023 - 12/31/2028 981 1 done 05/06/2025
EP-B  EP FOR WELL #3 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-B  EP FOR WELL #3 SOC notes3 Years 01/01/2026 - 12/31/2028 981 2 incomplete09/12/2025
EP-B  EP FOR WELL #3 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 981 1 incomplete05/06/2025
EP-C  EP FOR LC WELL #3 ARSENIC notes9 Years01/01/2020 - 12/31/2028 981 1 done 05/06/2025
EP-C  EP FOR LC WELL #3 IOC notes9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-C  EP FOR LC WELL #3 NITRATE  Yearly 01/01/2026 - 12/31/2026 250 1 incomplete05/06/2025
EP-C  EP FOR LC WELL #3 NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-C  EP FOR LC WELL #3 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-C  EP FOR LC WELL #3 RAD - RADIUM 226/228 6 Years01/01/2023 - 12/31/2028 981 1 done 05/06/2025
EP-C  EP FOR LC WELL #3 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-C  EP FOR LC WELL #3 SOC notes3 Years 01/01/2026 - 12/31/2028 981 2 incomplete09/12/2025
EP-C  EP FOR LC WELL #3 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 981 1 incomplete05/06/2025
EP-E  EP FOR FLECK WELL #5 ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-E  EP FOR FLECK WELL #5 IOC notes9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-E  EP FOR FLECK WELL #5 NITRATE  Yearly 01/01/2026 - 12/31/2026 250 1 incomplete05/06/2025
EP-E  EP FOR FLECK WELL #5 NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-E  EP FOR FLECK WELL #5 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-E  EP FOR FLECK WELL #5 RAD - RADIUM 226/228 6 Years01/01/2023 - 12/31/2028 981 1 done 05/06/2025
EP-E  EP FOR FLECK WELL #5 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,172 1 incomplete05/06/2025
EP-E  EP FOR FLECK WELL #5 SOC notes3 Years 01/01/2026 - 12/31/2028 981 2 incomplete09/12/2025
EP-E  EP FOR FLECK WELL #5 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 981 1 incomplete05/06/2025

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