
Under the legal limit of 15 ppb
3 public water companies list Johnstown as a place they supply. The biggest is Johnstown (C) Water Works, with about 8,154 people. Small ones like Aspen Hills Water District supply just their own grounds or street; most of Johnstown gets its water from Johnstown (C) Water Works. 2 have no lead test results on file. Your water bill names yours.
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