OHA Drinking Water Services
OR41
PWS ID: 01158 ---- NORTH CORVALLIS MHP-WELL #1

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 Years01/01/2027 - 12/31/2027   5 08/16/2024
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2028 - 12/31/2028   1 06/13/2025
  Seasonal sampling period:   06/01   thru   06/30
EP-A  EP FOR WELL #1 ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,003 1 incomplete02/15/2018
EP-A  EP FOR WELL #1 IOC notes9 Years 01/01/2020 - 12/31/2028 1,003 1 incomplete02/15/2018
EP-A  EP FOR WELL #1 NITRATE  Yearly 01/01/2026 - 12/31/2026 272 1 incomplete01/23/2025
EP-A  EP FOR WELL #1 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,003 1 incomplete02/15/2018
EP-A  EP FOR WELL #1 PFAS notes6 Months 01/01/2026 - 06/30/2026 88 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL #1 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,194 1 incomplete06/13/2025
EP-A  EP FOR WELL #1 RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,098 1 incomplete04/18/2022
EP-A  EP FOR WELL #1 RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,098 1 incomplete03/23/2021
EP-A  EP FOR WELL #1 SOC  3 Years 01/01/2026 - 12/31/2028 1,003 1 incomplete10/23/2023
EP-A  EP FOR WELL #1 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,003 1 incomplete10/24/2023

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