Particle Pollution - 24 Hour Learn More Grade: A How is my grade calculated? Weighted Average: 0.0 Change Since 2000:
3.3
0.0
fewer days this year
Particle Pollution - Annual Learn More Grade: Pass How is my grade calculated? Design Value 8.3 Change Since 2000:
12.2
8.3
µg/m3
Groups At Risk Learn More Total Population: 809,106 Risks to the population Pediatric Asthma: 14,194 Risks to people with Asthma Adult Asthma: 71,498 Risks to people with Asthma COPD: 35,508 Risks to people with COPD Cardiovascular Disease: 46,412 Risks to people with Cardiovascular Disease Diabetes: 53,469Risks to people with Diabetes Children Under 18: 179,816 Risks to children and teens Adults 65 & Over: 111,765 Risks to older adults Poverty Estimate: 102,014Risks 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 56 for high ozone days out of 220 metropolitan areas
  • Ranked 71 for 24-hour particle pollution out of 220 metropolitan areas
  • Ranked 92 for annual particle pollution out of 220 metropolitan areas

Compare Your Air



High Ozone Days Learn More
Change Since

This County:

Worcester, MA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Barnstable, MA
  • Belknap, NH
  • Bristol, RI
  • Bristol, MA
  • Essex, MA
  • Hillsborough, NH
  • Kent, RI
  • Merrimack, NH
  • Middlesex, MA
  • Newport, RI
  • Norfolk, MA
  • Plymouth, MA
  • Providence, RI
  • Rockingham, NH
  • Strafford, NH
  • Suffolk, MA
  • Washington, RI
  • Windham, CT
  • Worcester, MA

ABCDFDNCINC
Particle Pollution - 24 Hour Learn More
Change Since

This County:

Worcester, MA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Barnstable, MA
  • Belknap, NH
  • Bristol, RI
  • Bristol, MA
  • Essex, MA
  • Hillsborough, NH
  • Kent, RI
  • Merrimack, NH
  • Middlesex, MA
  • Newport, RI
  • Norfolk, MA
  • Plymouth, MA
  • Providence, RI
  • Rockingham, NH
  • Strafford, NH
  • Suffolk, MA
  • Washington, RI
  • Windham, CT
  • Worcester, MA

ABCDFDNCINC
Particle Pollution - Annual Learn More
Change Since

This County:

Worcester, MA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Barnstable, MA
  • Belknap, NH
  • Bristol, RI
  • Bristol, MA
  • Essex, MA
  • Hillsborough, NH
  • Kent, RI
  • Merrimack, NH
  • Middlesex, MA
  • Newport, RI
  • Norfolk, MA
  • Plymouth, MA
  • Providence, RI
  • Rockingham, NH
  • Strafford, NH
  • Suffolk, MA
  • Washington, RI
  • Windham, CT
  • Worcester, MA

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.

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