Particle Pollution - 24 Hour Learn More Grade: A How is my grade calculated? Weighted Average: 0.0 Change Since 2000:
10.3
0.0
fewer days this year
Particle Pollution - Annual Learn More Grade: Pass How is my grade calculated? Design Value 8.9 Change Since 2000:
13.8
8.9
µg/m3
Groups At Risk Learn More Total Population: 467,319 Risks to the population Pediatric Asthma: 8,384 Risks to people with Asthma Adult Asthma: 40,960 Risks to people with Asthma COPD: 20,625 Risks to people with COPD Cardiovascular Disease: 27,408 Risks to people with Cardiovascular Disease Diabetes: 31,040Risks to people with Diabetes Children Under 18: 106,218 Risks to children and teens Adults 65 & Over: 70,228 Risks to older adults Poverty Estimate: 81,069Risks to people with low incomes

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

Tell your friends about the air where you live.

  • Ranked 114 for high ozone days out of 220 metropolitan areas
  • Ranked 1 for cleanest metropolitan areas in the country for 24-hour particle pollution
  • Ranked 113 for annual particle pollution out of 220 metropolitan areas

Compare Your Air



High Ozone Days Learn More
Change Since

This County:

Hampden, MA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Franklin, MA
  • Hampden, MA
  • Hampshire, MA

ABCDFDNCINC
Particle Pollution - 24 Hour Learn More
Change Since

This County:

Hampden, MA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Franklin, MA
  • Hampden, MA
  • Hampshire, MA

ABCDFDNCINC
Particle Pollution - Annual Learn More
Change Since

This County:

Hampden, MA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Franklin, MA
  • Hampden, MA
  • Hampshire, 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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