The Department of Environment and Sustainability operates an air-monitoring network for particulate matters (less than 2.5 micrometer in diameter...

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Asbestos Abatement Contractor Registration

To complete the Asbestos Abatement Contractor Registration, you will need electronic copies of...

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Asbestos Abatement Permitting

Please use the new Electronic...

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What is a Brownfield?

Brownfields are abandoned or under-used industrial and commercial properties with actual or perceived contamination...

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The Cook County Community Solar Project was launched in early 2015 with a grant from the Department of Energy’s Solar Market Pathways Program....

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Demolition Permitting

To complete a Cook County Demolition Application or Revision, please use the new Department of Environment and...

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Complaints about environmental matters in suburban and unincorporated Cook County can be filed with the Department of Environment and...

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Equipment Registration applications (see "Download" sidebar) must be submitted for the installation of air pollution sources such as combustion (...

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The Cook County Liquid Hazardous Waste Ordinance requires facilities in suburban Cook County to report their annual liquid hazardous waste...

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National Pollutant Discharge Elimination System (NPDES)

The National Pollutant Discharge Elimination System (NPDES) is a...

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Cook County government requires open burning permits in suburban and unincorporated Cook County to protect life, property and prevent forest fires...

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The Cook County Department of Environment and Sustainability promotes public education on radon by providing information on testing, mitigation of...

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The Green Buildings Program looks holistically at the design, space utilization, operations and life cycle impact of County owned properties to...

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The County's Environmental Ordinance calls for a number of solid waste and recycling initiatives in that will benefit the overall environmental...

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Cook County should be a world-class model of sustainability. We are working not only to boost sustainability practices throughout County...

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Quentin Road Phase 1 Study

Dundee Road to Lake Cook Road...

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The Illinois Solid Waste Planning and Recycling Act (415 ILCS 15/) requires counties to develop an initial solid waste management plan and...

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