Underhill, Vermont, USA Air Quality

Monitoring Station · Colchester, United States
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
43 8pm
43
39
42 11pm
43
42
42 2am
42
42
42 5am
42
42
42 8am
42
43
— 11am
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—
— 2pm
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— 5pm
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Station readings
43
43
39
CAMS model adj +18
24
24
24
24
25
24
24
24
24
24
24
24
24
24
25

Air Quality Forecast (24h)

PM2.59.4 µg/m³ ✓ WHO
Good
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Nearby Cities

25 Colchester 20 South Burlington 33 Plattsburgh 8 Saint-Jean-sur-Richelieu 26 Granby 14 Magog 22 Rutland 21 Chambly 33 Candiac

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T23:35 UTC.