OHA Drinking Water Services
OR41
PWS ID: 00144 ---- MOUNTAIN AIR WATER ASSOC

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   5incomplete09/28/2023
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2028 - 12/31/2028   1 09/24/2025
  Seasonal sampling period:   07/01   thru   07/31
EP-A  EP FOR WELL #1 ARSENIC  9 Years 01/01/2020 - 12/31/2028 994 1 incomplete12/10/2019
EP-A  EP FOR WELL #1 IOC notes9 Years 01/01/2020 - 12/31/2028 994 1 incomplete12/11/2012
EP-A  EP FOR WELL #1 NITRATE  Yearly 01/01/2026 - 12/31/2026 263 1 incomplete12/20/2024
EP-A  EP FOR WELL #1 NITRITE notes9 Years01/01/2020 - 12/31/2028 994 1 done 11/16/2021
EP-A  EP FOR WELL #1 PFAS notes6 Months 01/01/2026 - 06/30/2026 79 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL #1 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,185 1 incomplete10/20/2015
EP-A  EP FOR WELL #1 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,185 1 incomplete10/20/2015
EP-A  EP FOR WELL #1 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,185 1 incomplete10/20/2015
EP-A  EP FOR WELL #1 SOC MINUS SOCR CHEMSnotes9 Years01/01/2023 - 12/31/2031 2,089 1 done 11/21/2025
EP-A  EP FOR WELL #1 SOCR  3 Years 01/01/2026 - 12/31/2028 994 1 incomplete11/21/2025
EP-A  EP FOR WELL #1 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 994 1 incomplete10/31/2022
EP-B  EP FOR WELL #2 ARSENIC  9 Years 01/01/2020 - 12/31/2028 994 1 incomplete12/10/2019
EP-B  EP FOR WELL #2 IOC notes9 Years 01/01/2020 - 12/31/2028 994 1 incomplete12/11/2012
EP-B  EP FOR WELL #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 263 1 incomplete12/20/2024
EP-B  EP FOR WELL #2 NITRITE notes9 Years01/01/2020 - 12/31/2028 994 1 done 11/16/2021
EP-B  EP FOR WELL #2 PFAS notes6 Months 01/01/2026 - 06/30/2026 79 1 incomplete
  Initial monitoring - 2 samples only
EP-B  EP FOR WELL #2 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,185 1 incomplete10/20/2015
EP-B  EP FOR WELL #2 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,185 1 incomplete10/20/2015
EP-B  EP FOR WELL #2 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,185 1 incomplete10/20/2015
EP-B  EP FOR WELL #2 SOC MINUS SOCR CHEMSnotes9 Years01/01/2023 - 12/31/2031 2,089 1 done 11/21/2025
EP-B  EP FOR WELL #2 SOCR  3 Years 01/01/2026 - 12/31/2028 994 1 incomplete11/21/2025
EP-B  EP FOR WELL #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 994 1 incomplete10/31/2022

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