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  4. Merrimack County
  5. Hill

Hill

Merrimack County, New Hampshire

2026-01-21 18:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
80.7
PM2.5
μg/m³
4.9
PM10
μg/m³
7.4
CO
μg/m³
131.8
NO2
μg/m³
2.3
SO2
μg/m³
1.5
Weather
  • ℃
  • ℉
-6℃
47%
6 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • CO
  • NO2
  • SO2

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