Stay updated with real-time air quality in Hattiesburg, Mississippi 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)
56
Moderate
Hattiesburg, Mississippi
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.98 μg/m³
0
55
155
255
425
605+
45.04 ppb
0
55
71
86
201
201+
0.90 ppb
0
36
76
186
605
1005+
3.79 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Hattiesburg, Mississippi
Hattiesburg, Mississippi
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AQI 56
Moderate
11.96μg/m³
PM2.5
53.82μg/m³
PM10
19.95ppb
O3
0.73ppb
SO2
5.33ppb
NO2
0.22ppm
CO
AQI 49
Good
8.71μg/m³
PM2.5
36.37μg/m³
PM10
20.41ppb
O3
0.71ppb
SO2
4.97ppb
NO2
0.22ppm
CO
AQI 33
Good
6.05μg/m³
PM2.5
24.32μg/m³
PM10
21.06ppb
O3
0.76ppb
SO2
5.40ppb
NO2
0.21ppm
CO
AQI 27
Good
5.06μg/m³
PM2.5
20.11μg/m³
PM10
20.58ppb
O3
0.79ppb
SO2
4.70ppb
NO2
0.21ppm
CO
AQI 44
Good
7.82μg/m³
PM2.5
36.85μg/m³
PM10
15.77ppb
O3
0.87ppb
SO2
2.98ppb
NO2
0.21ppm
CO
AQI 38
Good
7.49μg/m³
PM2.5
32.96μg/m³
PM10
24.95ppb
O3
0.84ppb
SO2
3.29ppb
NO2
0.21ppm
CO
Air quality and pollutant data for Mississippi, 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 Hattiesburg, Mississippi is updated every hour for accuracy.
In the past 24 hours, the air quality in Hattiesburg, Mississippi was at its worst at 10:00:00 on 2025-09-01.
In the last 24 hours, the best air quality in Hattiesburg, Mississippi was observed at 07:00:00 on 2025-09-01.
As of now, the AQI in Hattiesburg, Mississippi is 58, indicating Moderate conditions.
Hattiesburg, Mississippi air has the highest levels of PM2.5.
Poor air quality in Hattiesburg, Mississippi means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Hattiesburg, Mississippi are currently 12.595 μg/m3.
The PM10 concentration in Hattiesburg, Mississippi is 56.977 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hattiesburg, Mississippi is 0.237 ppm.
Currently, Hattiesburg, Mississippi has a sulfur dioxide (SO2) concentration of 0.748 ppb.
The current ozone (O3) level in Hattiesburg, Mississippi at the moment is 18.852 ppm.
Nitrogen dioxide (NO2) level in Hattiesburg, Mississippi at the moment is 7.165 ppb.
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