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

Is there lead in Wilton's tap water?

4PPBparts per billion of lead in Wilton Water & Sewer Authority's water at the latest test, in tests since 2024

Under the legal limit of 15 ppb

Water companies that supply Wilton

10 public water companies list Wilton as a place they supply. The biggest is the Wilton Water & Sewer Authority, with about 9,490 people. The highest latest result among Wilton's water companies is 4 parts per billion, at the Wilton Water & Sewer Authority. None of the 10 with results was above 15 at its latest test. Small ones like Whispering Pines II supply just their own grounds or street; most of Wilton gets its water from the Wilton Water & Sewer Authority. 8 are small systems serving fewer than 500 people each, such as a mobile home park, a subdivision or a business with its own well. Your water bill names yours.

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