The Department of Environment and Sustainability operates an air-monitoring network for particulate matters (less than 2.5 micrometer in diameter...
Read moreUPDATE: Our office at 69 W. Washington St. is open, but with limited staffing to encourage social distancing and prevent the...
Read moreUPDATE: Our office at 69 W. Washington St. is open, but with limited staffing to encourage social distancing and prevent the...
Read moreUpdate on Grant Activities
The Village of Bellwood has applied for a Revolving Loan Fund (RLF) for a site located at 4901 St....
Read moreUPDATE: Our office at 69 W. Washington St. is open, but with limited staffing to encourage social distancing and prevent the spread of COVID-19....
Read moreCook County has already begun to feel the impacts of climate change and climate change will intensify issues that the region is already...
Read moreEmail environment@cookcountyil.gov with any questions...
Read moreCombating Climate Change: What Can You Do?
Our region continues to face serious consequences of climate change.
From the onset of the COVID-19 pandemic, President Preckwinkle and all of Cook County Government have worked tirelessly to protect the health,...
Read moreUPDATE: Our office at 69 W. Washington St. is open, but with limited staffing to encourage social distancing and prevent the...
Read moreWelcome to the information page for demolition of the Department of Corrections Divisions 1 and 1A.
On this page, you can...
Read moreUPDATE: Our office at 69 W. Washington St. is open, but with limited staffing to encourage social distancing and prevent the...
Read moreUPDATE: Our office at 69 W. Washington St. is open, but with limited staffing to encourage social distancing and prevent the...
Read moreUPDATE: Our office at 69 W. Washington St. is open, but with limited staffing to encourage social distancing and prevent the...
Read moreNational Pollutant Discharge Elimination System (NPDES)
The National Pollutant Discharge Elimination System (NPDES) is a...
Read moreCook County government requires open burning permits in suburban and unincorporated Cook County to protect life, property, prevent forest fires...
Read moreRadon is a naturally occurring radioactive gas released in rock, soil, and water from the natural decay of uranium. While levels in outdoor air...
Read moreUPDATE: Our office at 69 W. Washington St. is open, but with limited staffing to encourage social distancing and prevent the...
Read moreSustainability
Cook County is a world-class model of sustainability. The Department of Environment and Sustainability works to boost...
Read moreApplication requirements for a Temporary Rock Crusher permit are described in the ...
Read moreTransportation Projects
The Cook County Department of Transportation and Highways oversees the planning, design and construction of...
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