Alpharetta, Georgia, USA Air Quality

Monitoring Station · Alpharetta, United States
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
41 1pm
46
50
46 4pm
46
46
53 7pm
53
53
53 10pm
53
53
73 1am
73
73
— 4am
—
—
— 7am
—
—
— 10am
—
—
Station readings
41
46
50
CAMS model adj +19
27
27
27
27
27
27
34
34
34
34
34
34
54
54
54

Air Quality Forecast (24h)

PM2.511.9 µg/m³ ✓ WHO
Good
PM1011.9 µg/m³
Good
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Nearby Monitoring Stations

30
Gwinnett Tech, Georgia, USA
20.8 km PM2.5: 7.2 µg/m³

Nearby Cities

45 Alpharetta 45 Roswell 45 Peachtree Corners 45 Johns Creek 45 Dunwoody 45 Norcross 45 Duluth 37 Sandy Springs 35 Chamblee

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T16:37 UTC.