
Under the legal limit of 15 ppb
2 public water companies list Mason (Rr Name Mason City) as a place they supply. The biggest is the Mason Water Department, with about 1,679 people. The highest latest result among Mason (Rr Name Mason City)'s water companies is 5.3 parts per billion, at the Mason Water Department. None of the 2 with results was above 15 at its latest test. Small ones like Mason County Psd-Foglesong District supply just their own grounds or street; most of Mason (Rr Name Mason City) gets its water from the Mason Water Department. Your water bill names yours.
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