Real-time air quality index in Roswell, Georgia today
Stay updated with real-time air quality in Roswell, 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)
42
Good
Roswell, Georgia
Last updated: ... (Local time)
Common air pollutants in Roswell, Georgia
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
5.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
26.45 μg/m³
0
55
155
255
425
605+
Ozone (O3)
44.99 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.46 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
13.53 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.42 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Roswell, Georgia
Roswell, Georgia
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Roswell, Georgia air quality map: Real-time AQI near you
Air quality in nearby cities
Milton, Georgia
AQI 44
Good
7.90μg/m³
PM2.5
26.93μg/m³
PM10
43.60ppb
O3
0.42ppb
SO2
11.79ppb
NO2
0.35ppm
CO
Mountain Park CDP, Georgia
AQI 44
Good
8.33μg/m³
PM2.5
35.77μg/m³
PM10
42.92ppb
O3
0.43ppb
SO2
11.67ppb
NO2
0.35ppm
CO
Alpharetta, Georgia
AQI 36
Good
6.26μg/m³
PM2.5
17.76μg/m³
PM10
38.64ppb
O3
0.42ppb
SO2
11.47ppb
NO2
0.34ppm
CO
Dunwoody, Georgia
AQI 54
Moderate
11.16μg/m³
PM2.5
55.49μg/m³
PM10
41.63ppb
O3
0.40ppb
SO2
12.55ppb
NO2
0.38ppm
CO
Sandy Springs, Georgia
AQI 54
Moderate
10.69μg/m³
PM2.5
36.79μg/m³
PM10
38.72ppb
O3
0.40ppb
SO2
12.64ppb
NO2
0.39ppm
CO
Peachtree Corners, Georgia
AQI 44
Good
8.41μg/m³
PM2.5
35.45μg/m³
PM10
39.23ppb
O3
0.41ppb
SO2
11.27ppb
NO2
0.34ppm
CO
How accurate is Georgia, USA air quality data?
Air quality measurements for Georgia, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Frequently asked questions
How frequently is the air quality data for Roswell, Georgia updated?
Air quality data for Roswell, Georgia is updated on an hourly basis.
When did Roswell, Georgia experience the worst air quality in the last 24 hours?
The worst air quality in Roswell, Georgia was recorded at 11:00:00 on 2026-10-22.
When did Roswell, Georgia have its best air quality in the last 24 hours?
The best air quality in Roswell, Georgia was recorded at 01:00:00 on 2026-10-22.
What is the real-time air quality index for Roswell, Georgia?
The real-time air quality index in Roswell, Georgia is 42, currently categorized as Good.
Which pollutant is found most often in Roswell, Georgia?
The most common pollutant in Roswell, Georgia is O3.
What can I do if the air quality in Roswell, Georgia is poor?
If the air quality in Roswell, Georgia is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Roswell, Georgia?
The measured PM2.5 levels in Roswell, Georgia at present are 5.748 μg/m3.
What are the current PM10 levels at Roswell, Georgia?
The current PM10 levels in Roswell, Georgia are 26.446 μg/m3.
What are the current carbon monoxide (CO) levels at Roswell, Georgia?
The current carbon monoxide (CO) level in Roswell, Georgia is 0.419 ppm.
What are the current sulfur dioxide (SO2) levels at Roswell, Georgia?
The current sulfur dioxide (SO2) levels in Roswell, Georgia are 0.464 ppb.
What are the current ozone (O3) levels at Roswell, Georgia?
The current ozone (O3) levels at Roswell, Georgia is 44.99 ppm.
What are the current nitrogen dioxide (NO2) levels at Roswell, Georgia?
The current nitrogen dioxide (NO2) levels at Roswell, Georgia is 13.531 ppb.
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