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 260 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 991 1 done 07/07/2020
EP-A  EP for WELL #2 IOC notes9 Years 01/01/2020 - 12/31/2028 991 1 incomplete02/01/2011
EP-A  EP for WELL #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 260 1 incomplete07/01/2025
EP-A  EP for WELL #2 NITRITE notes9 Years01/01/2020 - 12/31/2028 991 1 done 07/07/2020
EP-A  EP for WELL #2 PFAS notes6 Months 01/01/2026 - 06/30/2026 76 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP for WELL #2 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,182 1 incomplete08/05/2025
EP-A  EP for WELL #2 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,182 1 incomplete08/05/2025
EP-A  EP for WELL #2 RAD - URANIUM notes9 Years01/01/2023 - 12/31/2031 2,086 1 done 08/05/2025
EP-A  EP for WELL #2 SOC  3 Years 01/01/2026 - 12/31/2028 991 1 incomplete09/02/2025
EP-A  EP for WELL #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 991 1 incomplete08/05/2025
EP-B  EP for WELL #3 ARSENIC notes9 Years01/01/2020 - 12/31/2028 991 1 done 07/07/2020
EP-B  EP for WELL #3 IOC notes9 Years 01/01/2020 - 12/31/2028 991 1 incomplete05/01/2012
EP-B  EP for WELL #3 NITRATE  Yearly 01/01/2026 - 12/31/2026 260 1 incomplete07/01/2025
EP-B  EP for WELL #3 NITRITE notes9 Years01/01/2020 - 12/31/2028 991 1 done 07/07/2020
EP-B  EP for WELL #3 PFAS notes6 Months 01/01/2026 - 06/30/2026 76 1 incomplete12/01/2021
  Initial monitoring - 2 samples only
EP-B  EP for WELL #3 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,182 1 incomplete08/05/2025
EP-B  EP for WELL #3 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,182 1 incomplete08/05/2025
EP-B  EP for WELL #3 RAD - URANIUM notes9 Years01/01/2023 - 12/31/2031 2,086 1 done 08/05/2025
EP-B  EP for WELL #3 SOC  3 Years 01/01/2026 - 12/31/2028 991 1 incomplete09/02/2025
EP-B  EP for WELL #3 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 991 1 incomplete08/05/2025

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