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)
44
Good
Hattiesburg, Mississippi
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.99 μg/m³
0
55
155
255
425
605+
30.36 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
2.84 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Hattiesburg, Mississippi
Hattiesburg, Mississippi
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AQI 32
Good
3.20μg/m³
PM2.5
14.00μg/m³
PM10
35.36ppb
O3
0.44ppb
SO2
1.92ppb
NO2
0.25ppm
CO
AQI 33
Good
3.19μg/m³
PM2.5
13.58μg/m³
PM10
36.01ppb
O3
0.42ppb
SO2
1.81ppb
NO2
0.25ppm
CO
AQI 24
Good
3.00μg/m³
PM2.5
12.14μg/m³
PM10
25.64ppb
O3
0.43ppb
SO2
2.05ppb
NO2
0.25ppm
CO
AQI 31
Good
2.88μg/m³
PM2.5
11.39μg/m³
PM10
32.58ppb
O3
0.43ppb
SO2
2.05ppb
NO2
0.23ppm
CO
AQI 30
Good
2.98μg/m³
PM2.5
11.89μg/m³
PM10
31.97ppb
O3
0.57ppb
SO2
1.93ppb
NO2
0.22ppm
CO
AQI 39
Good
2.80μg/m³
PM2.5
12.00μg/m³
PM10
41.96ppb
O3
0.51ppb
SO2
1.96ppb
NO2
0.22ppm
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 11:00:00 on 2025-07-17.
In the last 24 hours, the best air quality in Hattiesburg, Mississippi was observed at 04:00:00 on 2025-07-17.
As of now, the AQI in Hattiesburg, Mississippi is 32, indicating Good conditions.
Hattiesburg, Mississippi air has the highest levels of O3.
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 3.2 μg/m3.
The PM10 concentration in Hattiesburg, Mississippi is 14 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hattiesburg, Mississippi is 0.249 ppm.
Currently, Hattiesburg, Mississippi has a sulfur dioxide (SO2) concentration of 0.438 ppb.
The current ozone (O3) level in Hattiesburg, Mississippi at the moment is 35.329 ppm.
Nitrogen dioxide (NO2) level in Hattiesburg, Mississippi at the moment is 1.923 ppb.
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