
Under the legal limit of 15 ppb
3 public water companies list Maryville as a place they supply. The biggest is Maryville's water department, with about 10,775 people. The highest latest result among Maryville's water companies is 6 parts per billion, at Maryville's water department. None of the 2 with results was above 15 at its latest test. Small ones like Great Northwest Wholesale Water Commiss supply just their own grounds or street; most of Maryville gets its water from Maryville's water department. 1 has no lead test results on file. Your water bill names yours.
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