Stay updated with real-time air quality in Alpharetta, Georgia featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
27
Good
Alpharetta, Georgia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.73 μg/m³
0
55
155
255
425
605+
22.01 ppb
0
55
71
86
201
201+
0.17 ppb
0
36
76
186
605
1005+
7.78 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Alpharetta, Georgia
Alpharetta, Georgia
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AQI 33
Good
5.80μg/m³
PM2.5
13.68μg/m³
PM10
23.58ppb
O3
0.17ppb
SO2
7.13ppb
NO2
0.16ppm
CO
AQI 33
Good
6.05μg/m³
PM2.5
17.40μg/m³
PM10
20.60ppb
O3
0.16ppb
SO2
7.24ppb
NO2
0.16ppm
CO
AQI 33
Good
5.65μg/m³
PM2.5
12.64μg/m³
PM10
24.80ppb
O3
0.17ppb
SO2
7.02ppb
NO2
0.16ppm
CO
AQI 33
Good
5.82μg/m³
PM2.5
14.13μg/m³
PM10
23.38ppb
O3
0.17ppb
SO2
7.05ppb
NO2
0.16ppm
CO
AQI 33
Good
5.81μg/m³
PM2.5
12.59μg/m³
PM10
23.45ppb
O3
0.17ppb
SO2
7.08ppb
NO2
0.16ppm
CO
AQI 33
Good
6.32μg/m³
PM2.5
24.01μg/m³
PM10
20.84ppb
O3
0.15ppb
SO2
7.35ppb
NO2
0.16ppm
CO
The air quality data for Georgia, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Alpharetta, Georgia are available every hour.
Alpharetta, Georgia experienced its worst air quality at 03:00:00, 2026-09-07.
The best air quality in Alpharetta, Georgia was observed at 10:00:00 on 2026-09-07.
The air quality in Alpharetta, Georgia right now is Good, with an AQI of 27.
In Alpharetta, Georgia, PM2.5 is the most frequently found pollutant.
When air quality in Alpharetta, Georgia is compromised, staying indoors and wearing a mask can reduce health risks.
Alpharetta, Georgia currently has a PM2.5 concentration of 5.458 μg/m3.
Alpharetta, Georgia currently has a PM10 concentration of 12.733 μg/m3.
The current carbon monoxide (CO) level in Alpharetta, Georgia is 0.293 ppm.
The current sulfur dioxide (SO2) concentration in Alpharetta, Georgia is 0.17 ppb.
Alpharetta, Georgia currently has an ozone (O3) concentration of 22.006 ppm.
The current level of nitrogen dioxide (NO2) in Alpharetta, Georgia is 7.78 ppb.
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