OHA Drinking Water Services
OR41
PWS ID: 93750 ---- WILLOWCREEK ELEM SD #84
Arsenic Running Annual Averages

Results shown are only for quarterly or monthly monitoring schedules.
Averages are subject to change as new data is taken into consideration.

Arsenic MCL = 0.010 mg/L. MCL exceedances are indicated with red text.

MP Begin MP End MP Name Location Sample
Point		 Arsenic RAA
(mg/L)
10/01/2022 12/31/2022 4Q2022 EP FOR WELLS EP-B0.003
07/01/2022 09/30/2022 3Q2022 EP FOR WELLS EP-B0.003
04/01/2022 06/30/2022 2Q2022 EP FOR WELLS EP-B0.002
01/01/2022 03/31/2022 1Q2022 EP FOR WELLS EP-B0.004
10/01/2021 12/31/2021 4Q2021 EP FOR WELLS EP-B0.004
07/01/2021 09/30/2021 3Q2021 EP FOR WELLS EP-B0.004
04/01/2021 06/30/2021 2Q2021 EP FOR WELLS EP-B0.004
01/01/2021 03/31/2021 1Q2021 EP FOR WELLS EP-B0.002
10/01/2020 12/31/2020 4Q2020 EP FOR WELLS EP-B0.002
07/01/2020 09/30/2020 3Q2020 EP FOR WELLS EP-B0.002
04/01/2020 06/30/2020 2Q2020 EP FOR WELLS EP-B0.003
01/01/2020 03/31/2020 1Q2020 EP FOR WELLS EP-B0.002
10/01/2019 12/31/2019 4Q2019 EP FOR WELLS EP-B0.002
09/01/2019 09/30/2019 SEP2019 EP FOR WELLS EP-B0.001
08/01/2019 08/31/2019 AUG2019 EP FOR WELLS EP-B0.001
07/01/2019 07/31/2019 JUL2019 EP FOR WELLS EP-B0.001
06/01/2019 06/30/2019 JUN2019 EP FOR WELLS EP-B0.024
05/01/2019 05/31/2019 MAY2019 EP FOR WELLS EP-B0.024
04/01/2019 04/30/2019 APR2019 EP FOR WELLS EP-B0.024
03/01/2019 03/31/2019 MAR2019 EP FOR WELLS EP-B0.025
02/01/2019 02/28/2019 FEB2019 EP FOR WELLS EP-B0.025
01/01/2019 01/31/2019 JAN2019 EP FOR WELLS EP-B0.024
12/01/2018 12/31/2018 DEC2018 EP FOR WELLS EP-B0.033
11/01/2018 11/30/2018 NOV2018 EP FOR WELLS EP-B0.033
10/01/2018 10/31/2018 OCT2018 EP FOR WELLS EP-B0.033
07/01/2018 09/30/2018 3Q2018 EP FOR WELLS EP-B0.033
04/01/2018 06/30/2018 2Q2018 EP FOR WELLS EP-B0.025
01/01/2018 03/31/2018 1Q2018 EP FOR WELLS EP-B0.024
10/01/2014 12/31/2014 4Q2014 EP FOR WELLS EP-B0.002
07/01/2014 09/30/2014 3Q2014 EP FOR WELLS EP-B0.001
04/01/2014 06/30/2014 2Q2014 EP FOR WELLS EP-B0.001
01/01/2014 03/31/2014 1Q2014 EP FOR WELLS EP-B0.001
10/01/2013 12/31/2013 4Q2013 EP FOR WELLS EP-B0.000



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