Portsmouth, New Hampshire, USA Air Quality

Monitoring Station · Amesbury, United States
47
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
34 2am
47
38
38 5am
38
38
38 8am
38
38
38 11am
38
41
39 2pm
39
38
— 5pm
—
—
— 8pm
—
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— 11pm
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Station readings
34
47
CAMS model adj +14
25
24
24
24
24
24
24
24
24
24
24
27
25
25
24

Air Quality Forecast (24h)

PM2.511.3 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

40
Portsmouth, New Hampshire, USA
0.0 km PM2.5: 9.6 µg/m³

Nearby Cities

22 Amesbury 25 Newburyport 22 Haverhill 20 Derry Village 28 Gloucester 20 Derry 28 Biddeford 22 North Andover 22 Methuen

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-30T05:15 UTC.