OHA Drinking Water Services
OR41
PWS ID: 94279 ---- PNW VEG CO, LLC DBA NORPAC

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 08/29/2024
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1incomplete08/16/2023
  Seasonal sampling period:   08/01   thru   08/31
EP-A  EP FOR WELLS ARSENIC notes9 Years01/01/2023 - 12/31/2031 2,088 1 done 08/16/2023
EP-A  EP FOR WELLS IOC notes9 Years 01/01/2020 - 12/31/2028 993 1 incomplete08/27/2014
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2026 - 12/31/2026 262 1 incomplete06/09/2025
EP-A  EP FOR WELLS NITRITE notes9 Years01/01/2020 - 12/31/2028 993 1 done 08/16/2023
EP-A  EP FOR WELLS PFAS notes6 Months 01/01/2026 - 06/30/2026 78 1 incomplete10/19/2021
  Initial monitoring - 2 samples only
EP-A  EP FOR WELLS SOC  3 Years 01/01/2026 - 12/31/2028 993 1 incomplete08/16/2023
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 993 1 incomplete08/16/2023

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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  Distribution SystemHAA5 & TTHM  3 Years01/01/200512/31/20131Sample between June 1 and Sept. 30.
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200212/31/20095Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/201012/31/201010Two 6-Month demonstration rounds.
EP-A  EP FOR WELLSARSENIC  3 Years01/01/200212/31/20131Reduction granted samples taken for past 3 years with no MCL levels.

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