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  4. Belknap County
  5. Barnstead

Barnstead

Belknap County, New Hampshire

2026-07-25 04:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
82.3
PM2.5
μg/m³
6.6
PM10
μg/m³
9.9
NO2
μg/m³
6
CO
μg/m³
154.9
SO2
μg/m³
1.2
Weather
  • ℃
  • ℉
15℃
83%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • NO2
  • CO
  • SO2

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