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  3. New Hampshire
  4. Merrimack County
  5. Northfield

Northfield

Merrimack County, New Hampshire

2026-04-15 04:00
AQHI (Canada)
Low
Pollutants|Pollens
O3
μg/m³
74.5
PM10
μg/m³
10.3
PM2.5
μg/m³
6.2
NO2
μg/m³
3.1
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
14℃
88%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQHI (Canada)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • SO2

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