OHA Drinking Water Services
OR41
PWS ID: 95179 ---- CHEMEKETA CELLARS

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 09/23/2025
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELL ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,269 1 incomplete09/29/2015
EP-A  EP FOR WELL IOC notes9 Years 01/01/2026 - 12/31/2034 3,269 1 incomplete09/29/2015
EP-A  EP FOR WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 347 1 incomplete04/07/2025
EP-A  EP FOR WELL NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,269 1 incomplete09/29/2015
EP-A  EP FOR WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,078 1 incomplete11/02/2022
EP-A  EP FOR WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,078 1 incomplete11/02/2022

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  3 Years01/01/200812/31/20185Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months01/01/200212/31/20025
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months01/01/201912/31/20195
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/200312/31/20075Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  3 Years01/01/201802/01/20191Sample in September
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Yearly01/01/201612/31/20171Collect sample in September.
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 WELLNITRITE  3 Years01/01/200212/31/20161

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More information for this water system: SDWIS ID 4751
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