Stay updated with real-time air quality in Byram, 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
Byram, Mississippi
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.52 μg/m³
0
55
155
255
425
605+
43.49 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
4.11 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Very high
Byram, Mississippi
Byram, Mississippi
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AQI 33
Good
5.53μg/m³
PM2.5
23.39μg/m³
PM10
31.23ppb
O3
0.28ppb
SO2
1.75ppb
NO2
0.14ppm
CO
AQI 33
Good
5.79μg/m³
PM2.5
24.99μg/m³
PM10
31.35ppb
O3
0.27ppb
SO2
1.70ppb
NO2
0.14ppm
CO
AQI 33
Good
5.83μg/m³
PM2.5
25.44μg/m³
PM10
31.94ppb
O3
0.29ppb
SO2
1.48ppb
NO2
0.14ppm
CO
AQI 33
Good
5.82μg/m³
PM2.5
25.19μg/m³
PM10
30.70ppb
O3
0.28ppb
SO2
1.99ppb
NO2
0.15ppm
CO
AQI 33
Good
5.51μg/m³
PM2.5
23.28μg/m³
PM10
31.12ppb
O3
0.28ppb
SO2
1.92ppb
NO2
0.15ppm
CO
AQI 33
Good
6.18μg/m³
PM2.5
27.16μg/m³
PM10
31.09ppb
O3
0.28ppb
SO2
1.95ppb
NO2
0.15ppm
CO
Air quality measurements for Mississippi, 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
Air quality data for Byram, Mississippi is updated on an hourly basis.
The worst air quality in Byram, Mississippi was recorded at 09:00:00 on 2026-04-23.
The best air quality in Byram, Mississippi was recorded at 03:00:00 on 2026-04-24.
The real-time air quality index in Byram, Mississippi is 56, currently categorized as Moderate.
The most common pollutant in Byram, Mississippi is PM2.5.
If the air quality in Byram, Mississippi is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Byram, Mississippi at present are 11.878 μg/m3.
The current PM10 levels in Byram, Mississippi are 30.517 μg/m3.
The current carbon monoxide (CO) level in Byram, Mississippi is 0.218 ppm.
The current sulfur dioxide (SO2) levels in Byram, Mississippi are 0.522 ppb.
The current ozone (O3) levels at Byram, Mississippi is 43.494 ppm.
The current nitrogen dioxide (NO2) levels at Byram, Mississippi is 4.106 ppb.
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