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  4. Belknap County

Belknap County

New Hampshire

2026-10-11 03:00
AQI (China)
Excellent
Pollutants
PM10
μg/m³
7.2
PM2.5
μg/m³
4.5
O3
μg/m³
17.2
NO2
μg/m³
2.7
SO2
μg/m³
3.5
CO
μg/m³
79.3
Weather
  • ℃
  • ℉
4℃
80%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • PM10
  • PM2.5
  • O3
  • NO2
  • SO2
  • CO
Places included
Alton
AQI 8
Barnstead
AQI 10
Belmont
AQI 8
Center Harbor
AQI 11
Gilford
AQI 7
Gilmanton
AQI 11
Laconia
AQI 8
Meredith Town
AQI 7
New Hampton
AQI 9
Sanbornton
AQI 9
Tilton
AQI 9

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Cities Nearby

Gilford
AQI 7
Laconia
AQI 8
Belmont
AQI 8
Gilmanton
AQI 11
Sanbornton
AQI 9
Tilton
AQI 9
Alton
AQI 8
Northfield
AQI 12
Wolfeboro
AQI 7
Meredith
AQI 7
New Durham
AQI 10