Miller State Park, New Hampshire, USA

Monitoring Station · Merrimack, United States
43
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
25 4pm
25
43
25 7pm
25
25
25 10pm
37
37
37 1am
37
37
37 4am
50
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— 7am
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— 10am
—
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— 1pm
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Air Quality Trend (24h)

Nearby Cities

25 Merrimack 2 Fitchburg Gardner Keene 24 Nashua 2 Leominster 22 Derry 22 Derry Village 23 Westford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T19:21 UTC.