OHA Drinking Water Services
OR41
PWS ID: 90528 ---- OREGON TRAIL SD - COTTRELL ELEM

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 06/14/2024
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELLS ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,171 1 incomplete04/26/2022
EP-A  EP FOR WELLS IOC notes9 Years 01/01/2020 - 12/31/2028 1,076 1 incomplete03/12/2012
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2026 - 12/31/2026 345 1 incomplete07/22/2025
EP-A  EP FOR WELLS NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,076 1 incomplete03/12/2012
EP-A  EP FOR WELLS SOC  3 Years 01/01/2026 - 12/31/2028 1,076 1 incomplete04/26/2022
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,076 1 incomplete07/22/2025

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/20035Sample Between June 1st and Sept 30th
EP-A  EP FOR WELLSARSENIC  3 Years01/01/200212/31/20131
EP-A  EP FOR WELLSDI(2-ETHYLHEXYL) ADIPATE   Quarterly01/01/201012/31/20141
EP-A  EP FOR WELLSDI(2-ETHYLHEXYL) ADIPATE   Yearly01/01/201512/31/20191
EP-A  EP FOR WELLSSOC  3 Years01/01/200212/31/20191

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More information for this water system: SDWIS ID 690
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