OHA Drinking Water Services
OR41
PWS ID: 90825 ---- SILVERLAKE MARKET
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)
04/01/2009 06/30/2009 2Q2009 WELL SRC-AA0.000
01/01/2009 03/31/2009 1Q2009 WELL SRC-AA0.000