OHA Drinking Water Services
OR41
PWS ID: 00949 ---- WESTON, 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 972 1 done 05/02/2023
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2028 - 12/31/2028   10 08/28/2025
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,163 1 incomplete05/02/2023
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) IOC notes9 Years01/01/2020 - 12/31/2028 972 1 done 05/02/2023
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) NITRATE  Yearly 01/01/2026 - 12/31/2026 241 1 incomplete02/11/2025
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) NITRITE notes9 Years01/01/2020 - 12/31/2028 972 1 done 05/02/2023
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) PFAS notes6 Months 01/01/2026 - 06/30/2026 57 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) RAD - GROSS ALPHA  6 Years 01/01/2023 - 12/31/2028 972 1 incomplete06/27/2018
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,163 1 incomplete05/02/2023
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) RAD - URANIUM  9 Years 01/01/2020 - 12/31/2028 972 1 incomplete06/27/2018
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) SOC  3 Years 01/01/2026 - 12/31/2028 972 1 incomplete05/02/2023
EP-A  EP FOR WESTON WELL #4 (UMAT 3089) VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 972 1 incomplete05/02/2023

7  secs
Show Only Active

Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
EP-A  EP FOR WESTON WELL #4 (UMAT 3089)ARSENIC  3 Years01/01/200212/31/20161
EP-A  EP FOR WESTON WELL #4 (UMAT 3089)RAD - GROSS ALPHA  9 Years01/01/200801/31/20161
EP-A  EP FOR WESTON WELL #4 (UMAT 3089)RAD - URANIUM  6 Years01/01/200812/31/20191

Show Only Active