Boston Air Quality

Monitoring Station · Boston, United States
57
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
30 9pm
30
57
30 12am
32
39
39 3am
59
59
59 6am
59
59
59 9am
59
59
— 12pm
—
—
— 3pm
—
—
— 6pm
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Station readings
57
CAMS model adj +5
25
25
25
25
27
34
34
54
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.515.0 µg/m³ ✓ WHO
Moderate
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Nearby Monitoring Stations

21
Boston
0.0 km PM2.5: 5.0 µg/m³
24
Nubian Square - DEP Station
3.7 km PM2.5: 5.7 µg/m³
25
Boston Roxbury
3.7 km PM2.5: 6.0 µg/m³
52
Milton Blue Hill Observatory
16.9 km PM2.5: 12.6 µg/m³

Nearby Cities

35 Boston 34 Charlestown 32 Back Bay 34 East Boston 34 South Boston 31 Fenway/Kenmore 30 Roxbury Crossing 32 Cambridge 33 Chelsea

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T00:51 UTC.