OHA Drinking Water Services
OR41
PWS ID: 00898 ---- TIMBER WATER ASSOCIATION

See also: Coliform Schedules  ::  LT2 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 Years01/01/2025 - 12/31/2025   5incomplete07/31/2020
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2025 - 12/31/2025 195 1 incomplete07/18/2023
 Seasonal sampling period:  07/01  thru  07/31
EP-A  EP FOR NEHALEM RIVER ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,386 1 incomplete09/12/2022
EP-A  EP FOR NEHALEM RIVER IOC notes9 Years01/01/2020 - 12/31/2028 1,291 1 done 09/12/2022
EP-A  EP FOR NEHALEM RIVER NITRATE  Yearly01/01/2025 - 12/31/2025 195 1 done 01/22/2025
EP-A  EP FOR NEHALEM RIVER NITRITE notes9 Years01/01/2020 - 12/31/2028 1,291 1 done 09/12/2022
EP-A  EP FOR NEHALEM RIVER RAD - GROSS ALPHA notes9 Years01/01/2017 - 12/31/2025 195 1 done 09/12/2022
EP-A  EP FOR NEHALEM RIVER RAD - RADIUM 226/228notes9 Years 01/01/2023 - 12/31/2031 2,386 1 incomplete09/12/2022
EP-A  EP FOR NEHALEM RIVER RAD - URANIUM notes9 Years 01/01/2023 - 12/31/2031 2,386 1 incomplete09/12/2022
EP-A  EP FOR NEHALEM RIVER SOC  3 Years 01/01/2023 - 12/31/2025 195 1 incomplete09/12/2022
EP-A  EP FOR NEHALEM RIVER VOLATILE ORGANICS  Yearly 01/01/2025 - 12/31/2025 195 1 incomplete12/27/2022

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More information for this water system: SDWIS ID 3996

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