Tennessee

If you live in Williamson County, the air you breathe needs your support.

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: C How is my grade calculated?
Weighted Average: 2.0 Change Since 1996:
26.3
2.0
fewer days this year
Particle Pollution - 24 Hour
Grade: DNC How is my grade calculated?
Weighted Average: DNC No monitor for this pollutant exists in this county. Learn More.
Particle Pollution - Annual
Grade: DNC How is my grade calculated?
Design Value DNC No monitor for this pollutant exists in this county. Learn More.
Groups At Risk
Total Population: 188,560 Risks to the population
Pediatric Asthma: 5,181 Risks to people with Asthma
Adult Asthma: 9,791 Risks to people with Asthma
COPD: 12,602 Risks to people with COPD
Cardiovascular Disease: 55,266 Risks to people with Cardiovascular Disease
Diabetes: 14,727Risks to people with Diabetes
Children Under 18: 54,214 Risks to children and teens
Adults 65 & Over: 19,068 Risks to older adults
Poverty Estimate: 11,606Risks 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 42 for high ozone days out of 277 metropolitan areas
  • Ranked 1 for cleanest metropolitan areas in the country for 24-hour particle pollution
  • Ranked 80 for annual particle pollution out of 277 metropolitan areas

Compare Your Air



High Ozone Days Learn More
Change Since

This County:

Williamson, TN

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

What is my length? 14
  • Cannon, TN
  • Cheatham, TN
  • Davidson, TN
  • Dickson, TN
  • Hickman, TN
  • Macon, TN
  • Maury, TN
  • Robertson, TN
  • Rutherford, TN
  • Smith, TN
  • Sumner, TN
  • Trousdale, TN
  • Wilson, TN

ABCDFDNCINC
Particle Pollution - 24 Hour Learn More
Change Since

This County:

Williamson, TN

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:

Williamson, TN

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

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.