Environmental Complaints
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You may register environmental complaints by emailing environment@cookcountyil.gov or calling 312-603-8212.
Complaints about environmental matters in suburban and unincorporated Cook County can be filed with the Department of Environment and Sustainability, 24 hours a day at: (312) 603-8200.
As of December 1, 2017, the Cook County Department of Environmental Control is now the Department of Environment and Sustainability
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Main Office
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