
Under the legal limit of 15 ppb
2 public water companies list Black Brook as a place they supply. The biggest is the Black Brook Water District #1, with about 594 people. The highest latest result among Black Brook's water companies is 1.2 parts per billion, at the Black Brook Water District No2. None of the 2 with results was above 15 at its latest test. Small ones like Black Brook Water District No2 supply just their own grounds or street; most of Black Brook gets its water from the Black Brook Water District #1. Your water bill names yours.
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