OHA Drinking Water Services
OR41
PWS ID: 94693 ---- BUTLER FORD AND ACURA

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 Years01/01/2025 - 12/31/2025   5incomplete08/09/2023
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2025 - 12/31/2025   1incomplete07/23/2019
 Seasonal sampling period:  06/01  thru  08/31
EP-A  EP FOR WELL #1 ARSENIC notes9 Years01/01/2017 - 12/31/2025 12 1 done 07/30/2019
EP-A  EP FOR WELL #1 IOC notes9 Years 01/01/2020 - 12/31/2028 1,108 1 incomplete07/30/2019
EP-A  EP FOR WELL #1 NITRATE  Quarterly 10/01/2025 - 12/31/2025 12 1 incomplete04/21/2025
EP-A  EP FOR WELL #1 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,108 1 incomplete07/30/2019
EP-A  EP FOR WELL #1 SOC  3 Years01/01/2023 - 12/31/2025 12 1 done 01/13/2025
EP-A  EP FOR WELL #1 VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 12 1 done 01/13/2025
EP-B  EP FOR WELL #2 ARSENIC  9 Years 01/01/2020 - 12/31/2028 1,108 1 incomplete07/30/2019
EP-B  EP FOR WELL #2 IOC  9 Years 01/01/2020 - 12/31/2028 1,108 1 incomplete07/30/2019
EP-B  EP FOR WELL #2 NITRATE  Quarterly 10/01/2025 - 12/31/2025 12 1 incomplete12/03/2021
EP-B  EP FOR WELL #2 NITRITE  9 Years 01/01/2020 - 12/31/2028 1,108 1 incomplete07/30/2019
EP-B  EP FOR WELL #2 SOC  3 Years 01/01/2026 -   1 future 07/30/2019
EP-B  EP FOR WELL #2 VOLATILE ORGANICS  3 Years 01/01/2026 -   1 future 07/30/2019

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/201212/31/20131sample between June 1 & Sept. 30
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/201206/30/20165
DIST-A  Distribution SystemSTAGE 2 DBP  3 Years01/01/201412/31/20211Sample in July
EP-A  EP FOR WELL #1ARSENIC  3 Years01/01/201112/31/20161
EP-A  EP FOR WELL #1IOC  3 Years01/01/201112/31/20191
EP-A  EP FOR WELL #1NITRATE  Quarterly01/01/201212/31/20131
EP-A  EP FOR WELL #1NITRATE  Quarterly07/01/202307/31/20241
EP-A  EP FOR WELL #1NITRATE  Quarterly10/01/201912/31/20201
EP-A  EP FOR WELL #1NITRATE  Yearly01/01/200212/31/20111
EP-A  EP FOR WELL #1NITRATE  Yearly01/01/201409/30/20191
EP-A  EP FOR WELL #1NITRATE  Yearly01/01/202103/31/20231
EP-A  EP FOR WELL #1NITRATE  Yearly01/01/202506/30/20251
EP-A  EP FOR WELL #1NITRITE  3 Years01/01/201112/31/20191
EP-A  EP FOR WELL #1SOC  Yearly01/01/201212/31/20161
EP-A  EP FOR WELL #1VOLATILE ORGANICS  Yearly01/01/201212/31/20161
EP-B  EP FOR WELL #2ARSENIC  3 Years01/01/201112/31/20161
EP-B  EP FOR WELL #2ARSENIC  9 Years01/01/201710/08/20191Schedule reflects monitoring reduction granted.
EP-B  EP FOR WELL #2IOC  3 Years01/01/201110/08/20191
EP-B  EP FOR WELL #2NITRATE  Quarterly07/01/201212/31/20131
EP-B  EP FOR WELL #2NITRATE  Yearly01/01/200706/30/20121
EP-B  EP FOR WELL #2NITRATE  Yearly01/01/201409/30/20191
EP-B  EP FOR WELL #2NITRATE  Yearly01/01/202012/31/20211
EP-B  EP FOR WELL #2NITRITE  3 Years01/01/201110/08/20191
EP-B  EP FOR WELL #2SOC  3 Years01/01/201710/08/20191
EP-B  EP FOR WELL #2SOC  3 Years01/01/202012/31/20211
EP-B  EP FOR WELL #2SOC  Yearly01/01/201212/31/20161
EP-B  EP FOR WELL #2VOLATILE ORGANICS  3 Years01/01/201710/08/20191
EP-B  EP FOR WELL #2VOLATILE ORGANICS  3 Years01/01/202012/31/20211
EP-B  EP FOR WELL #2VOLATILE ORGANICS  Yearly01/01/201212/31/20161

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