OHA Drinking Water Services
OR41
PWS ID: 00080 ---- KILCHIS WATER DISTRICT

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 09/05/2025
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  Distribution System STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 253 2 incomplete09/02/2025
  Seasonal sampling period:   09/01   thru   09/30
EP-A  EP FOR WELLS #1 & #2 ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete08/06/2025
EP-A  EP FOR WELLS #1 & #2 IOC notes9 Years 01/01/2020 - 12/31/2028 984 1 incomplete08/15/2017
EP-A  EP FOR WELLS #1 & #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 253 1 incomplete08/06/2025
EP-A  EP FOR WELLS #1 & #2 NITRITE notes9 Years01/01/2020 - 12/31/2028 984 1 done 08/06/2025
EP-A  EP FOR WELLS #1 & #2 PFAS notes6 Months 01/01/2026 - 06/30/2026 69 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELLS #1 & #2 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete08/06/2025
EP-A  EP FOR WELLS #1 & #2 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete08/06/2025
EP-A  EP FOR WELLS #1 & #2 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete08/06/2025
EP-A  EP FOR WELLS #1 & #2 SOC  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete08/06/2025
EP-A  EP FOR WELLS #1 & #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete08/06/2025

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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
EP-A  EP FOR WELLS #1 & #2ARSENIC  3 Years01/01/200212/31/20161

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