Illinois

If you live in Cook County, the air you breathe may put your health at risk.

Ozone

Particle Pollution 24-hour

Particle Pollution Annual

You can make a difference in the air that you breathe.

Tell your friends about the air where you live.

High Ozone Days
Ozone Grade: F How is my grade calculated?
Weighted Average 15.3 Change Since 1996:
16.8
15.3
fewer days this year
Particle Pollution - 24 Hour
Grade: F How is my grade calculated?
Weighted Average: 5.3 Change Since 2000:
25.3
5.3
fewer days this year
Particle Pollution - Annual
Grade: Fail How is my grade calculated?
Design Value 12.7 Change Since 2000:
18.1
12.7
µg/m3
Groups At Risk
Total Population: 5,231,351 Risks to the population
Pediatric Asthma: 113,276 Risks to people with Asthma
Adult Asthma: 340,025 Risks to people with Asthma
COPD: 231,310 Risks to people with COPD
Cardiovascular Disease: 298,891 Risks to people with Cardiovascular Disease
Diabetes: 360,007Risks to people with Diabetes
Children Under 18: 1,215,406 Risks to children and teens
Adults 65 & Over: 647,681 Risks to older adults
Poverty Estimate: 926,826Risks to people with low incomes

The air you breathe needs your support.

You can make a difference in the air that you breathe.

Tell your friends about the air where you live.

  • Ranked 20 for high ozone days out of 277 metropolitan areas
  • Ranked 14 for 24-hour particle pollution out of 277 metropolitan areas
  • Ranked 20 for annual particle pollution out of 277 metropolitan areas

Compare Your Air



High Ozone Days Learn More
Change Since

This County:

Cook, IL

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

What is my length? 19
  • Bureau, IL
  • DeKalb, IL
  • DuPage, IL
  • Grundy, IL
  • Jasper, IN
  • Kane, IL
  • Kankakee, IL
  • Kendall, IL
  • Kenosha, WI
  • Lake, IL
  • Lake, IN
  • LaPorte, IN
  • LaSalle, IL
  • McHenry, IL
  • Newton, IN
  • Porter, IN
  • Putnam, IL
  • Will, IL

ABCDFDNCINC
Particle Pollution - 24 Hour Learn More
Change Since

This County:

Cook, IL

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

ABCDFDNCINC
Particle Pollution - Annual Learn More
Change Since

This County:

Cook, IL

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Bureau, IL
  • DeKalb, IL
  • DuPage, IL
  • Grundy, IL
  • Jasper, IN
  • Kane, IL
  • Kankakee, IL
  • Kendall, IL
  • Kenosha, WI
  • Lake, IL
  • Lake, IN
  • LaPorte, IN
  • LaSalle, IL
  • McHenry, IL
  • Newton, IN
  • Porter, IN
  • Putnam, IL
  • Will, IL
PASSFAILDNCINC
Groups At Risk
Total Population: Risks to the population
Pediatric Asthma: Risks to people with Asthma
Adult Asthma: Risks to people with Asthma
COPD: Risks to people with COPD
Cardiovascular Disease: Risks to people with Cardiovascular Disease
Diabetes: Risks to people with Diabetes
Children Under 18: Risks to children and teens
Adults 65 & Over: Risks to older adults
Poverty Estimate: Risks to people with low incomes

More about Methodology.