OHA Drinking Water Services
OR41
PWS ID: 00547 ---- MULINO 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 Years01/01/2026 - 12/31/2026   10incomplete07/10/2023
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 253 2 incomplete07/01/2025
  Seasonal sampling period:   07/01   thru   07/31
EP-A  EP for WELL #2 ARSENIC notes9 Years01/01/2020 - 12/31/2028 984 1 done 07/07/2020
EP-A  EP for WELL #2 IOC notes9 Years 01/01/2020 - 12/31/2028 984 1 incomplete02/01/2011
EP-A  EP for WELL #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 253 1 incomplete07/01/2025
EP-A  EP for WELL #2 NITRITE notes9 Years01/01/2020 - 12/31/2028 984 1 done 07/07/2020
EP-A  EP for WELL #2 PFAS notes6 Months01/01/2026 - 06/30/2026 69 1 done 01/28/2026
  Initial monitoring - 2 samples only
EP-A  EP for WELL #2 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete08/05/2025
EP-A  EP for WELL #2 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete08/05/2025
EP-A  EP for WELL #2 RAD - URANIUM notes9 Years01/01/2023 - 12/31/2031 2,079 1 done 08/05/2025
EP-A  EP for WELL #2 SOC  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete09/02/2025
EP-A  EP for WELL #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete08/05/2025
EP-B  EP for WELL #3 ARSENIC notes9 Years01/01/2020 - 12/31/2028 984 1 done 07/07/2020
EP-B  EP for WELL #3 IOC notes9 Years 01/01/2020 - 12/31/2028 984 1 incomplete05/01/2012
EP-B  EP for WELL #3 NITRATE  Yearly 01/01/2026 - 12/31/2026 253 1 incomplete07/01/2025
EP-B  EP for WELL #3 NITRITE notes9 Years01/01/2020 - 12/31/2028 984 1 done 07/07/2020
EP-B  EP for WELL #3 PFAS notes6 Months01/01/2026 - 06/30/2026 69 1 done 01/28/2026
  Initial monitoring - 2 samples only
EP-B  EP for WELL #3 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete08/05/2025
EP-B  EP for WELL #3 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete08/05/2025
EP-B  EP for WELL #3 RAD - URANIUM notes9 Years01/01/2023 - 12/31/2031 2,079 1 done 08/05/2025
EP-B  EP for WELL #3 SOC  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete09/02/2025
EP-B  EP for WELL #3 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete08/05/2025

5  secs
Show Only Active

Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  3 Years01/01/200512/31/20052Sample Between June 1 and Sept 30, Same Aquifer
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  3 Years01/01/200612/31/20131Sample between June 1 and Sept. 30. Same aquifer.
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
EP-A  EP for WELL #2ARSENIC  3 Years01/01/200212/31/20101
EP-A  EP for WELL #2RAD - URANIUM  6 Years01/01/200812/31/20131
EP-B  EP for WELL #3ARSENIC  3 Years01/01/200212/31/20101
EP-B  EP for WELL #3RAD - URANIUM  6 Years01/01/200812/31/20131

Show Only Active