OHA Drinking Water Services
OR41
PWS ID: 01208 ---- IDLEWAY IMPROVEMENT DISTRICT
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)
10/01/2019 12/31/2019 4Q2019 EP FOR WELLS EP-A0.009
07/01/2019 09/30/2019 3Q2019 EP FOR WELLS EP-A0.006
04/01/2019 06/30/2019 2Q2019 EP FOR WELLS EP-A0.004
01/01/2019 03/31/2019 1Q2019 EP FOR WELLS EP-A0.003
01/01/2009 03/31/2009 1Q2009 EP FOR WELLS EP-A0.006
10/01/2008 12/31/2008 4Q2008 EP FOR WELLS EP-A0.006
07/01/2008 09/30/2008 3Q2008 EP FOR WELLS EP-A0.006
04/01/2008 06/30/2008 2Q2008 EP FOR WELLS EP-A0.006