OHA Drinking Water Services
OR41
PWS ID: 90004 ---- ASH GROVE CEMENT DURKEE PLANT

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  3 Years01/01/2025 - 12/31/2025   5incomplete07/06/2022
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELLS #1 & #2 ARSENIC notes9 Years01/01/2020 - 12/31/2028 1,429 1 done 05/10/2023
EP-A  EP FOR WELLS #1 & #2 IOC  9 Years01/01/2023 - 12/31/2031 2,524 1 done 05/10/2023
EP-A  EP FOR WELLS #1 & #2 NITRATE  Yearly 01/01/2025 - 12/31/2025 333 1 incomplete01/03/2024
EP-A  EP FOR WELLS #1 & #2 NITRITE  9 Years01/01/2023 - 12/31/2031 2,524 1 done 05/10/2023
EP-A  EP FOR WELLS #1 & #2 SOC  3 Years01/01/2023 - 12/31/2025 333 1 done 05/10/2023
EP-A  EP FOR WELLS #1 & #2 VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 333 1 done 05/10/2023

8  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/201312/31/201352 - 6-month rounds
EP-A  EP FOR WELLS #1 & #2ARSENIC  3 Years01/01/201112/31/20191
EP-A  EP FOR WELLS #1 & #2IOC  3 Years01/01/201112/31/20221
EP-A  EP FOR WELLS #1 & #2NITRATE  Quarterly01/01/200709/30/20071
EP-A  EP FOR WELLS #1 & #2NITRATE  Yearly01/01/200212/31/20061Result of 7.96 mg/l for sample of 11/21/2006, so quarterly sampling initiated. GB 12/07/2006.
EP-A  EP FOR WELLS #1 & #2NITRITE  3 Years01/01/201112/31/20221
EP-A  EP FOR WELLS #1 & #2SOC  Yearly01/01/201312/31/20151
EP-A  EP FOR WELLS #1 & #2VOLATILE ORGANICS  Yearly01/01/201312/31/20151
EP-B  EP FOR WELL #3 (QUARRY WELL)NITRATE  Yearly01/01/200212/13/20111

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More information for this water system: SDWIS ID 2510
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