Boston Air Quality

Monitoring Station · Boston, United States
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
21 7pm
23
23
25 10pm
21
21
21 1am
21
21
23 4am
23
23
23 7am
23
23
— 10am
—
—
— 1pm
—
—
— 4pm
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Station readings
25
CAMS model adj -4
25
27
27
25
25
25
25
25
25
27
27
27
27
27
27

Air Quality Trend (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

34
Boston
0.0 km PM2.5: 8.2 µg/m³
22
Nubian Square - DEP Station
3.7 km PM2.5: 5.3 µg/m³
34
Boston Roxbury
3.7 km PM2.5: 8.2 µg/m³
17
Milton Blue Hill Observatory
16.9 km PM2.5: 4.1 µg/m³

Nearby Cities

26 Boston 25 Charlestown 24 Back Bay 25 East Boston 24 South Boston 23 Fenway/Kenmore 22 Roxbury Crossing 24 Cambridge 25 Chelsea

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-28T22:52 UTC.