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  4. Belknap County

Belknap County

New Hampshire

2026-10-19 14:00
AQI (India)
Good
Pollutants
O3
μg/m³
13.2
PM2.5
μg/m³
7.5
PM10
μg/m³
10.7
CO
μg/m³
117.6
NO2
μg/m³
4.6
SO2
μg/m³
3.8
Weather
  • ℃
  • ℉
7℃
69%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • O3
  • PM2.5
  • PM10
  • CO
  • NO2
  • SO2
Places included
Alton
AQI 14
Barnstead
AQI 24
Belmont
AQI 18
Center Harbor
AQI 11
Gilford
AQI 13
Gilmanton
AQI 26
Laconia
AQI 12
Meredith Town
AQI 11
New Hampton
AQI 10
Sanbornton
AQI 18
Tilton
AQI 18

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Cities Nearby

Gilford
AQI 13
Laconia
AQI 12
Belmont
AQI 18
Gilmanton
AQI 26
Sanbornton
AQI 18
Tilton
AQI 18
Alton
AQI 14
Northfield
AQI 30
Wolfeboro
AQI 15
Meredith
AQI 11
New Durham
AQI 14