OHA Drinking Water Services
OR41
PWS ID: 05955 ---- UPS-HERMISTON

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 Years01/01/2026 - 12/31/2026   5 07/25/2023
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP for WELL ARSENIC notes9 Years01/01/2023 - 12/31/2031 2,524 1 done 03/27/2024
EP-A  EP for WELL IOC notes9 Years01/01/2020 - 12/31/2028 1,429 1 done 01/10/2022
EP-A  EP for WELL NITRATE  Yearly 01/01/2025 - 12/31/2025 333 1 incomplete03/27/2024
EP-A  EP for WELL NITRITE notes9 Years01/01/2020 - 12/31/2028 1,429 1 done 01/10/2022
EP-A  EP for WELL SOC  3 Years 01/01/2023 - 12/31/2025 333 1 incomplete09/08/2020
EP-A  EP for WELL VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 333 1 incomplete09/08/2020

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200912/31/20115Sample between June 1st and Sept. 30th.
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/200512/31/20055
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200612/31/20085Sample Between June 1st and Sept 30th
EP-A  EP for WELLARSENIC  3 Years01/01/200212/31/20131
EP-A  EP for WELLIOC  3 Years01/01/200212/31/20101new schedule starting in 2011-ab
EP-A  EP for WELLNITRITE  3 Years01/01/200212/31/20101new schedule starting 2011-ab

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More information for this water system: SDWIS ID 4173
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