OHA Drinking Water Services
OR41
PWS ID: 00477 ---- CASCADIA MOBILE PARK

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 07/20/2024
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP FOR WELL C ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,230 1 incomplete04/08/2024
EP-A  EP FOR WELL C IOC notes9 Years 01/01/2026 - 12/31/2034 3,230 1 incomplete04/08/2024
EP-A  EP FOR WELL C NITRATE  Yearly 01/01/2026 - 12/31/2026 308 1 incomplete06/02/2025
EP-A  EP FOR WELL C NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,230 1 incomplete04/08/2024
EP-A  EP FOR WELL C PFAS notes6 Months 01/01/2026 - 06/30/2026 124 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL C RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,230 1 incomplete07/14/2025
EP-A  EP FOR WELL C RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,230 1 incomplete07/14/2025
EP-A  EP FOR WELL C RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,230 1 incomplete07/14/2025
EP-A  EP FOR WELL C SOC MINUS SOCR CHEMSnotes9 Years01/01/2023 - 12/31/2031 2,134 1 done 07/08/2024
EP-A  EP FOR WELL C SOCR  3 Years 01/01/2026 - 12/31/2028 1,039 1 incomplete02/10/2025
EP-A  EP FOR WELL C VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,039 1 incomplete05/12/2025

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/20075Sample Between June 1st and Sept 30th
EP-A  EP FOR WELL CARSENIC  3 Years01/01/200212/31/20161
EP-A  EP FOR WELL CIOC  3 Years01/01/200212/31/20051
EP-A  EP FOR WELL CIOC  9 Years01/01/200612/31/20071Wavier granted 2/21/06 based on 3 rds of past performence. jmf. Schedule ended because it doesn't follow standard monitoring (started in 2006). RG
EP-A  EP FOR WELL CNITRITE  3 Years01/01/200212/31/20071
EP-A  EP FOR WELL CSOC  3 Years01/01/200212/31/20041

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