Stay updated with real-time air quality in Norcross, 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)
48
Good
Norcross, Georgia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.13 μg/m³
0
55
155
255
425
605+
51.56 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
11.21 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Norcross, Georgia
Norcross, Georgia
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AQI 43
Good
5.83μg/m³
PM2.5
29.91μg/m³
PM10
46.10ppb
O3
0.45ppb
SO2
12.97ppb
NO2
0.39ppm
CO
AQI 46
Good
6.01μg/m³
PM2.5
16.86μg/m³
PM10
49.73ppb
O3
0.44ppb
SO2
13.60ppb
NO2
0.41ppm
CO
AQI 41
Good
4.83μg/m³
PM2.5
15.53μg/m³
PM10
44.12ppb
O3
0.41ppb
SO2
12.80ppb
NO2
0.35ppm
CO
AQI 40
Good
4.49μg/m³
PM2.5
13.52μg/m³
PM10
42.72ppb
O3
0.43ppb
SO2
12.66ppb
NO2
0.36ppm
CO
AQI 46
Good
6.01μg/m³
PM2.5
16.86μg/m³
PM10
49.73ppb
O3
0.44ppb
SO2
13.60ppb
NO2
0.41ppm
CO
AQI 46
Good
6.02μg/m³
PM2.5
17.90μg/m³
PM10
50.24ppb
O3
0.43ppb
SO2
12.91ppb
NO2
0.38ppm
CO
Air quality and pollutant data for Georgia, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Norcross, Georgia is updated every hour for accuracy.
In the past 24 hours, the air quality in Norcross, Georgia was at its worst at 11:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Norcross, Georgia was observed at 01:00:00 on 2026-10-22.
As of now, the AQI in Norcross, Georgia is 48, indicating Good conditions.
Norcross, Georgia air has the highest levels of O3.
Poor air quality in Norcross, Georgia means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Norcross, Georgia are currently 3.78 μg/m3.
The PM10 concentration in Norcross, Georgia is 11.13 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Norcross, Georgia is 0.335 ppm.
Currently, Norcross, Georgia has a sulfur dioxide (SO2) concentration of 0.316 ppb.
The current ozone (O3) level in Norcross, Georgia at the moment is 51.562 ppm.
Nitrogen dioxide (NO2) level in Norcross, Georgia at the moment is 11.208 ppb.
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