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

Is there lead in Wallingford's tap water?

NO LEADfound in Regional Water Authority's water at the latest test, in 2026

Too little lead to measure

Water companies that supply Wallingford

3 public water companies list Wallingford as a place they supply. The biggest is the Regional Water Authority, with about 418,900 people. None of the 3 with results was above 15 at its latest test. 3 found too little lead to measure.

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