New Hampshire

If you live in Hillsborough 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: 1.7 Change Since 1996:
8.7
1.7
fewer days this year
Particle Pollution - 24 Hour
Grade: A How is my grade calculated?
Weighted Average: 0.0 Change Since 2000:
0.8
0.0
fewer days this year
Particle Pollution - Annual
Grade: Pass How is my grade calculated?
Design Value 7.8 Change Since 2002:
10.3
7.8
µg/m3
Groups At Risk
Total Population: 401,696 Risks to the population
Pediatric Asthma: 7,883 Risks to people with Asthma
Adult Asthma: 34,280 Risks to people with Asthma
COPD: 19,297 Risks to people with COPD
Cardiovascular Disease: 99,844 Risks to people with Cardiovascular Disease
Diabetes: 26,194Risks to people with Diabetes
Children Under 18: 92,181 Risks to children and teens
Adults 65 & Over: 49,098 Risks to older adults
Poverty Estimate: 33,214Risks 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 68 for high ozone days out of 277 metropolitan areas
  • Ranked 75 for 24-hour particle pollution out of 277 metropolitan areas
  • Ranked 111 for annual particle pollution out of 277 metropolitan areas

Compare Your Air



High Ozone Days Learn More
Change Since

This County:

Hillsborough, NH

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

What is my length? 17
  • Belknap, NH
  • Bristol, MA
  • Bristol, RI
  • Essex, MA
  • Kent, RI
  • Merrimack, NH
  • Middlesex, MA
  • Newport, RI
  • Norfolk, MA
  • Plymouth, MA
  • Providence, RI
  • Rockingham, NH
  • Strafford, NH
  • Suffolk, MA
  • Washington, RI
  • Worcester, MA

ABCDFDNCINC
Particle Pollution - 24 Hour Learn More
Change Since

This County:

Hillsborough, NH

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:

Hillsborough, NH

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.