OHA Drinking Water Services
OR41
PWS ID: 94593 ---- CASCADE UNION JR/SR HIGH SD 5

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   10 07/10/2025
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP for WELL ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,152 1 incomplete07/16/2019
EP-A  EP for WELL IOC notes9 Years 01/01/2020 - 12/31/2028 1,057 1 incomplete07/16/2019
EP-A  EP for WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 326 1 incomplete04/03/2025
EP-A  EP for WELL NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,057 1 incomplete07/16/2019
EP-A  EP for WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,057 1 incomplete11/15/2022
EP-A  EP for WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,057 1 incomplete11/15/2022

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemASBESTOS, DIST  9 Years01/01/200205/12/20101
EP-A  EP for WELLARSENIC  3 Years01/01/200212/31/20131
EP-A  EP for WELLNITRATE  Quarterly04/01/201012/31/20111
EP-A  EP for WELLNITRATE  Yearly01/01/200203/31/20101

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More information for this water system: SDWIS ID 3110
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