Air Quality / By State / New Hampshire
Air Quality in New Hampshire
8 monitoring stations in New Hampshire reporting in the last 3 hours, worst air quality first.
Hillsborough County
PM2.5
Moderate55
Interior Rockingham County
PM2.5
Moderate55
Cheshire County
PM2.5
Moderate53
Coastal Rockingham County
PM2.5
Good48
Grafton County
PM2.5
Good40
Merrimack County
OZONE
Good28
Belknap County
OZONE
Good27
Coos County
OZONE
Good22
Current AirNow data are preliminary and may be revised. Source: EPA AirNow.