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)
54
Moderate
Byram, Mississippi
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.70 μg/m³
0
55
155
255
425
605+
13.47 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
3.86 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Byram, Mississippi
Byram, Mississippi
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AQI 56
Moderate
11.70μg/m³
PM2.5
40.49μg/m³
PM10
14.28ppb
O3
0.22ppb
SO2
3.68ppb
NO2
0.30ppm
CO
AQI 56
Moderate
11.60μg/m³
PM2.5
38.32μg/m³
PM10
14.87ppb
O3
0.21ppb
SO2
3.62ppb
NO2
0.30ppm
CO
AQI 56
Moderate
12.13μg/m³
PM2.5
49.54μg/m³
PM10
11.93ppb
O3
0.25ppb
SO2
3.93ppb
NO2
0.30ppm
CO
AQI 56
Moderate
11.72μg/m³
PM2.5
41.14μg/m³
PM10
14.10ppb
O3
0.22ppb
SO2
3.70ppb
NO2
0.30ppm
CO
AQI 54
Moderate
10.54μg/m³
PM2.5
34.84μg/m³
PM10
13.65ppb
O3
0.36ppb
SO2
3.43ppb
NO2
0.29ppm
CO
AQI 56
Moderate
11.87μg/m³
PM2.5
44.20μg/m³
PM10
13.29ppb
O3
0.23ppb
SO2
3.78ppb
NO2
0.30ppm
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 06:00:00 on 2026-06-07.
The best air quality in Byram, Mississippi was recorded at 03:00:00 on 2026-06-08.
The real-time air quality index in Byram, Mississippi is 54, 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 10.967 μg/m3.
The current PM10 levels in Byram, Mississippi are 34.696 μg/m3.
The current carbon monoxide (CO) level in Byram, Mississippi is 0.296 ppm.
The current sulfur dioxide (SO2) levels in Byram, Mississippi are 0.319 ppb.
The current ozone (O3) levels at Byram, Mississippi is 13.475 ppm.
The current nitrogen dioxide (NO2) levels at Byram, Mississippi is 3.861 ppb.
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