Watercolour of a small house at dusk, with the water meter cover in the sidewalk out front.

Is there lead in Falmouth's tap water?

1.1PPBparts per billion of lead in Falmouth Water Department's water at the latest test, in 2025

Under the legal limit of 15 ppb

Water companies that supply Falmouth

2 public water companies list Falmouth as a place they supply. The biggest is the Falmouth Water Department, with about 97,551 people. The highest latest result among Falmouth's water companies is 1.5 parts per billion, at Otis Air National Guard Base. None of the 2 with results was above 15 at its latest test. Small ones like Otis Air National Guard Base supply just their own grounds or street; most of Falmouth gets its water from the Falmouth Water Department. Your water bill names yours.

The Falmouth Water Departmentabout 97,551 people · latest lead test: 1.1 ppb · 508-457-2543
Otis Air National Guard Baseabout 6,000 people · latest lead test: 1.5 ppb · 508-968-4671

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