
Under the legal limit of 15 ppb
2 public water companies list Groton as a place they supply. The biggest is Groton's water department, with about 2,470 people. The highest latest result among Groton's water companies is 2 parts per billion, at Groton's water department. None of the 2 with results was above 15 at its latest test. Small ones like Jeslen Court MHP supply just their own grounds or street; most of Groton gets its water from Groton's water department. Your water bill names yours.
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