Blackhawk Sewer & Water contractor Khaild Waarith with a lead pipe that was extracted from the 3100 block of South Ridgeway Avenue in Chicago on April 10, 2023. (Antonio Perez / Chicago Tribune)
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Chicago spent the past decade tearing up streets to replace aging, sometimes leaky water mains, borrowing more than $400 million and doubling the cost of water to pay for the work.
On every one of the 792 miles dug up, crews hired by the Department of Water Management connected new cast-iron water mains to old lead pipes known as service lines that bring water into single-family homes and two-flats.
The department continued this routine even after a 2013 federal study of Chicago homes found it can expose people to alarming concentrations of lead, a brain-damaging metal with no safe level of exposure.
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