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  2. United States
  3. New Hampshire
  4. Merrimack County

Merrimack County

New Hampshire

2026-05-03 04:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
72.9
PM10
μg/m³
7
PM2.5
μg/m³
3.8
SO2
μg/m³
2.6
Weather
  • ℃
  • ℉
4℃
95%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • SO2
Places included
Allenstown
AQI 28
Andover
AQI 29
Boscawen
AQI 30
Bow
AQI 28
Bradford
AQI 23
Canterbury
AQI 30
Chichester
AQI 29
Concord
AQI 31
Danbury
AQI 27
Dunbarton
AQI 26
Epsom
AQI 29
Franklin
AQI 30
Henniker
AQI 27
Hill
AQI 29
Hooksett
AQI 7
Hopkinton
AQI 27
Loudon
AQI 30
New London
AQI 24
Newbury
AQI 8
Northfield
AQI 30
Pembroke
AQI 28
Pittsfield
AQI 30
Salisbury
AQI 30
Suncook
AQI 2
Sutton
AQI 24
Warner
AQI 29
Webster
AQI 29
Wilmot
AQI 28
Data Sources
http://www.airnow.gov/

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Cities Nearby

Boscawen
AQI 30
Webster
AQI 29
Canterbury
AQI 30
Hopkinton
AQI 27
Salisbury
AQI 30
Concord
AQI 31
Warner
AQI 29
Loudon
AQI 30
Henniker
AQI 27
Franklin
AQI 30
Northfield
AQI 30