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  4. Belknap County

Belknap County

New Hampshire

2026-10-20 07:00
AQI (India)
Good
Pollutants
PM2.5
μg/m³
6.7
PM10
μg/m³
9.5
O3
μg/m³
4.6
SO2
μg/m³
3.6
CO
μg/m³
88.5
NO2
μg/m³
2.6
Weather
  • ℃
  • ℉
4℃
86%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • PM2.5
  • PM10
  • O3
  • SO2
  • CO
  • NO2
Places included
Alton
AQI 13
Barnstead
AQI 12
Belmont
AQI 11
Center Harbor
AQI 19
Gilford
AQI 13
Gilmanton
AQI 11
Laconia
AQI 11
Meredith Town
AQI 12
New Hampton
AQI 15
Sanbornton
AQI 10
Tilton
AQI 10

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Cities Nearby

Gilford
AQI 13
Laconia
AQI 11
Belmont
AQI 11
Gilmanton
AQI 11
Sanbornton
AQI 10
Tilton
AQI 10
Alton
AQI 13
Northfield
AQI 11
Wolfeboro
AQI 14
Meredith
AQI 12
New Durham
AQI 14