OHA Drinking Water Services
OR41
PWS ID: 90582 ---- WESTERN CHRISTIAN 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 08/15/2025
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 315 2 incomplete
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELLS ARSENIC  9 Years 01/01/2020 - 12/31/2028 1,046 1 incomplete11/18/2019
EP-A  EP FOR WELLS IOC notes9 Years 01/01/2020 - 12/31/2028 1,046 1 incomplete11/18/2019
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2026 - 12/31/2026 315 1 incomplete10/15/2025
EP-A  EP FOR WELLS NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,046 1 incomplete11/18/2019
EP-A  EP FOR WELLS SOC  3 Years 01/01/2026 - 12/31/2028 1,046 1 incomplete10/15/2025
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,046 1 incomplete10/15/2025

5  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20051Sample during the month of warmest water temperature.
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/20035Sample Between June 1st and Sept 30th
EP-A  EP FOR WELLSARSENIC  3 Years01/01/200212/31/20191

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More information for this water system: SDWIS ID 711
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