Stay updated with real-time air quality in Marietta, 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)
16
Good
Marietta, Georgia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.71 μg/m³
0
55
155
255
425
605+
14.69 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
14.70 ppb
0
54
101
361
1250
2050+
0.42 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Marietta, Georgia
Scroll To Air Quality MapLoading...
AQI 19
Good
2.75μg/m³
PM2.5
12.91μg/m³
PM10
20.09ppb
O3
0.27ppb
SO2
14.13ppb
NO2
0.43ppm
CO
AQI 22
Good
3.56μg/m³
PM2.5
13.38μg/m³
PM10
20.21ppb
O3
0.27ppb
SO2
13.73ppb
NO2
0.45ppm
CO
AQI 18
Good
2.83μg/m³
PM2.5
18.53μg/m³
PM10
17.01ppb
O3
0.30ppb
SO2
13.55ppb
NO2
0.41ppm
CO
AQI 16
Good
3.23μg/m³
PM2.5
13.14μg/m³
PM10
14.32ppb
O3
0.19ppb
SO2
14.17ppb
NO2
0.45ppm
CO
AQI 19
Good
2.92μg/m³
PM2.5
11.37μg/m³
PM10
21.44ppb
O3
0.27ppb
SO2
13.22ppb
NO2
0.42ppm
CO
AQI 23
Good
2.32μg/m³
PM2.5
10.16μg/m³
PM10
24.78ppb
O3
0.31ppb
SO2
12.18ppb
NO2
0.40ppm
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 Marietta, Georgia are available every hour.
Marietta, Georgia experienced its worst air quality at 07:00:00, 2026-03-07.
The best air quality in Marietta, Georgia was observed at 12:00:00 on 2026-03-08.
The air quality in Marietta, Georgia right now is Good, with an AQI of 16.
In Marietta, Georgia, PM2.5 is the most frequently found pollutant.
When air quality in Marietta, Georgia is compromised, staying indoors and wearing a mask can reduce health risks.
Marietta, Georgia currently has a PM2.5 concentration of 3.285 μg/m3.
Marietta, Georgia currently has a PM10 concentration of 15.71 μg/m3.
The current carbon monoxide (CO) level in Marietta, Georgia is 0.416 ppm.
The current sulfur dioxide (SO2) concentration in Marietta, Georgia is 0.35 ppb.
Marietta, Georgia currently has an ozone (O3) concentration of 14.691 ppm.
The current level of nitrogen dioxide (NO2) in Marietta, Georgia is 14.7 ppb.
All Rights Reserved © Ambee Inc. 2025