
Under the legal limit of 15 ppb
3 public water companies list Winthrop as a place they supply. The biggest is the Greater Augusta Utility District, with about 13,750 people. The highest latest result among Winthrop's water companies is 1.7 parts per billion, at the Winthrop Utilities District. None of the 3 with results was above 15 at its latest test. Small ones like Squire Court LLC supply just their own grounds or street; most of Winthrop gets its water from the Greater Augusta Utility District. Your water bill names yours.
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