Read the full article by Michael Hawthorne (Chicago Tribune)

“Something as simple as drinking tap water is exposing millions of Illinoisans to toxic chemicals that
build up in human blood, cause cancer and other diseases and take years to leave the body.
Scientists call the chemicals per- and polyfluoroalkyl substances or PFAS. They are commonly known
as forever chemicals because they don’t break down in the environment.
Despite plenty of warning signs, the Illinois Environmental Protection Agency didn’t begin testing the
state’s water utilities for PFAS until August 2020. Then state and local officials downplayed the
results, burying notices filled with technical jargon on government websites.
Until now the scope of PFAS problems in Illinois remained unknown. More than 8 million people in
the state — 6 out of every 10 Illinoisans — get their drinking water from a utility where at least one
forever chemical has been detected, according to a Chicago Tribune investigation that included a
computerized analysis of test results and a review of court documents, government records and
scientific studies.
Worrisome concentrations of PFAS have been found in Chicago, which provides treated Lake
Michigan water to more than 5 million people in the city and suburbs. The chemicals are in other
lakefront communities with their own water treatment plants, including Evanston, Glencoe, Lake
Forest, Waukegan, Wilmette and Winnetka.” …