OHA Drinking Water Services
OR41
PWS ID: 91810 ---- FERN RIDGE MIDDLE SCHOOL

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 Years01/01/2028 - 12/31/2028   5 06/12/2025
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2027 - 12/31/2027   1 08/14/2024
  Seasonal sampling period:   08/01   thru   08/31
EP-A  EP for WELL ARSENIC  9 Years01/01/2020 - 12/31/2028 997 1 done 07/16/2024
EP-A  EP for WELL IOC  9 Years01/01/2020 - 12/31/2028 997 1 done 07/16/2024
EP-A  EP for WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 266 1 incomplete08/13/2025
EP-A  EP for WELL NITRITE  9 Years01/01/2020 - 12/31/2028 997 1 done 07/16/2024
EP-A  EP for WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 82 1 incomplete12/09/2021
  Initial monitoring - 2 samples only
EP-A  EP for WELL SOC  3 Years 01/01/2026 - 12/31/2028 997 1 incomplete07/16/2024
EP-A  EP for WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 997 1 incomplete07/16/2024

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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  Distribution SystemHAA5 & TTHM  3 Years01/01/200512/31/20111Sample 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 SystemHAA5 & TTHM  Yearly01/01/201212/31/20131Sample between June 1 and Sept 30
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200512/31/200710Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200812/31/20115Sample between June 1 and Sept. 30th.
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/200312/31/200320
EP-A  EP for WELLARSENIC  3 Years01/01/200212/31/20101
EP-A  EP for WELLIOC  9 Years01/01/200212/31/20101Schedule Reflects Monitoring Reduction Granted
EP-A  EP for WELLNITRITE  9 Years01/01/200212/31/20101Schedule Reflects Monitoring Reduction Granted

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