Is there lead in Dubuque's tap water?
5PPBparts per billion of lead in Dubuque Water Works's water at the latest test, from 2021 to 2023
Under the legal limit of 15 ppb
Under the legal limit of 15 ppb
14 public water companies list Dubuque as a place they supply. The biggest is Dubuque Water Works, with about 59,667 people. The highest latest result among Dubuque's water companies is 5 parts per billion, at Dubuque Water Works. None of the 14 with results was above 15 at its latest test. 6 found too little lead to measure. Small ones like Ace Mobile Home Park supply just their own grounds or street; most of Dubuque gets its water from Dubuque Water Works. 12 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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