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

Is there lead in Dover's tap water?

5PPBparts per billion of lead in Aquarion Water Company (Dover)'s water at the latest test, in 2025

Under the legal limit of 15 ppb

Water companies that supply Dover

5 public water companies list Dover as a place they supply. The biggest is Aquarion Water Company (Dover), with about 1,929 people. The highest latest result among Dover's water companies is 5 parts per billion, at Aquarion Water Company (Dover). None of the 5 with results was above 15 at its latest test. 1 found too little lead to measure. Small ones like Old Farm Road Water Trust supply just their own grounds or street; most of Dover gets its water from Aquarion Water Company (Dover). 4 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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