OHA Drinking Water Services
OR41
PWS ID: 06303 ---- MANZANITA BILINGUAL SCHOOL
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)
01/01/2023 03/31/2023 1Q2023 EP FOR WELL EP-A0.000
10/01/2022 12/31/2022 4Q2022 EP FOR WELL EP-A0.000
07/01/2022 09/30/2022 3Q2022 EP FOR WELL EP-A0.000
04/01/2022 06/30/2022 2Q2022 EP FOR WELL EP-A0.000
01/01/2022 03/31/2022 1Q2022 EP FOR WELL EP-A0.000
10/01/2021 12/31/2021 4Q2021 EP FOR WELL EP-A0.000