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

Is there lead in Newcastle's tap water?

1PPBparts per billion of lead in Newcastle's water at the latest test, in tests since 2026

Under the legal limit of 15 ppb

Water companies that supply Newcastle

7 public water companies list Newcastle as a place they supply. The biggest is Newcastle's water department, with about 3,595 people. The highest latest result among Newcastle's water companies is 1 parts per billion, at Newcastle's water department. None of the 7 with results was above 15 at its latest test. 4 found too little lead to measure. Small ones like Sunset Ranch Water District supply just their own grounds or street; most of Newcastle gets its water from Newcastle's water department. 5 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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