1. North America
  2. United States
  3. New Hampshire
  4. Belknap County

Belknap County

New Hampshire

2026-10-02 06:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
8.9
O3
μg/m³
37.5
PM10
μg/m³
12.8
CO
μg/m³
79.3
NO2
μg/m³
1.3
SO2
μg/m³
1.2
Weather
  • ℃
  • ℉
17℃
90%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • PM10
  • CO
  • NO2
  • SO2
Places included
Alton
AQI 51
Barnstead
AQI 50
Belmont
AQI 48
Center Harbor
AQI 44
Gilford
AQI 49
Gilmanton
AQI 50
Laconia
AQI 47
Meredith Town
AQI 46
New Hampton
AQI 42
Sanbornton
AQI 45
Tilton
AQI 45
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Gilford
AQI 49
Laconia
AQI 47
Belmont
AQI 48
Gilmanton
AQI 50
Sanbornton
AQI 45
Tilton
AQI 45
Alton
AQI 51
Northfield
AQI 47
Wolfeboro
AQI 51
Meredith
AQI 46
New Durham
AQI 50