OHA Drinking Water Services
PWS ID: 95692 ---- TUALATIN ESTATE VINEYARD
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 WELL EP-A0.000



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