OHA Drinking Water Services
OR41
PWS ID: 93912 ---- SHERMAN COUNTY 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 07/25/2025
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP for WELL ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,268 1 incomplete04/03/2025
EP-A  EP for WELL IOC notes9 Years 01/01/2026 - 12/31/2034 3,268 1 incomplete04/03/2025
EP-A  EP for WELL NITRATE  Quarterly 01/01/2026 - 03/31/2026 71 1 incomplete08/07/2025
EP-A  EP for WELL NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,268 1 incomplete04/03/2025
EP-A  EP for WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,077 1 incomplete04/03/2025
EP-A  EP for WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,077 1 incomplete04/03/2025

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/20045Sample Between June 1st and Sept 30th
EP-A  EP for WELLARSENIC  3 Years01/01/200212/31/20161
EP-A  EP for WELLIOC  3 Years01/01/200212/31/20161
EP-A  EP for WELLNITRATE  Quarterly01/01/200212/31/20021
EP-A  EP for WELLNITRATE  Quarterly10/01/200709/30/20081Schedule Reflects Increased Monitoring
EP-A  EP for WELLNITRATE  Yearly01/01/200309/30/20071R&C below MCL
EP-A  EP for WELLNITRATE  Yearly01/01/200906/30/20221Schedule Reflects R&C below MCL - sample in 2nd Quarter
EP-A  EP for WELLNITRITE  3 Years01/01/200212/31/20161

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More information for this water system: SDWIS ID 1478
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