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  4. Belknap County

Belknap County

New Hampshire

2026-10-19 00:00
AQI (India)
Good
Pollutants
O3
μg/m³
27.2
PM2.5
μg/m³
4.3
PM10
μg/m³
5.7
SO2
μg/m³
3.8
CO
μg/m³
87.4
NO2
μg/m³
1.3
Weather
  • ℃
  • ℉
6℃
70%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • O3
  • PM2.5
  • PM10
  • SO2
  • CO
  • NO2
Places included
Alton
AQI 8
Barnstead
AQI 58
Belmont
AQI 36
Center Harbor
AQI 35
Gilford
AQI 7
Gilmanton
AQI 52
Laconia
AQI 6
Meredith Town
AQI 23
New Hampton
AQI 28
Sanbornton
AQI 37
Tilton
AQI 37

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Cities Nearby

Gilford
AQI 7
Laconia
AQI 6
Belmont
AQI 36
Gilmanton
AQI 52
Sanbornton
AQI 37
Tilton
AQI 37
Alton
AQI 8
Northfield
AQI 59
Wolfeboro
AQI 8
Meredith
AQI 23
New Durham
AQI 47