OHA Drinking Water Services
OR41
PWS ID: 00369 ---- HEPPNER, CITY OF

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 notes9 Years01/01/2020 - 12/31/2028 999 1 done 05/16/2022
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2026 - 12/31/2026   10incomplete08/10/2023
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 268 1 incomplete08/25/2025
  Seasonal sampling period:   08/01   thru   08/31
EP-A  EP FOR WELLS #1 - #5 ARSENIC notes9 Years01/01/2023 - 12/31/2031 2,094 1 done 04/28/2025
EP-A  EP FOR WELLS #1 - #5 IOC notes9 Years01/01/2020 - 12/31/2028 999 1 done 05/16/2022
EP-A  EP FOR WELLS #1 - #5 NITRATE  Yearly 01/01/2026 - 12/31/2026 268 1 incomplete12/02/2025
EP-A  EP FOR WELLS #1 - #5 NITRITE notes9 Years01/01/2020 - 12/31/2028 999 1 done 05/16/2022
EP-A  EP FOR WELLS #1 - #5 PFAS notes6 Months 01/01/2026 - 06/30/2026 84 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELLS #1 - #5 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,190 1 incomplete08/28/2023
EP-A  EP FOR WELLS #1 - #5 RAD - RADIUM 226/228 6 Years 01/01/2026 - 12/31/2031 2,094 1 incomplete05/16/2022
EP-A  EP FOR WELLS #1 - #5 RAD - URANIUM  6 Years 01/01/2026 - 12/31/2031 2,094 1 incomplete08/28/2023
EP-A  EP FOR WELLS #1 - #5 SOC  3 Years 01/01/2026 - 12/31/2028 999 1 incomplete04/28/2025
EP-A  EP FOR WELLS #1 - #5 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 999 1 incomplete04/28/2025

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