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

Is there lead in Oconomowoc's tap water?

6.8PPBparts per billion of lead in Oconomowoc Waterworks's water at the latest test, from June to September 2023

Under the legal limit of 15 ppb

Water companies that supply Oconomowoc

5 public water companies list Oconomowoc as a place they supply. The biggest is Oconomowoc Waterworks, with about 15,805 people. The highest latest result among Oconomowoc's water companies is 6.8 parts per billion, at Oconomowoc Waterworks. None of the 5 with results was above 15 at its latest test. Small ones like Genesee Lake School North supply just their own grounds or street; most of Oconomowoc gets its water from Oconomowoc Waterworks. 3 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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