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)
49
Good
Byram, Mississippi
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.34 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.95 μg/m³
0
55
155
255
425
605+
16.30 ppb
0
55
71
86
201
201+
1.67 ppb
0
36
76
186
605
1005+
2.33 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Byram, Mississippi
Byram, Mississippi
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AQI 49
Good
9.30μg/m³
PM2.5
21.56μg/m³
PM10
19.82ppb
O3
1.65ppb
SO2
2.52ppb
NO2
0.20ppm
CO
AQI 49
Good
9.41μg/m³
PM2.5
19.33μg/m³
PM10
19.89ppb
O3
1.65ppb
SO2
2.47ppb
NO2
0.20ppm
CO
AQI 49
Good
8.91μg/m³
PM2.5
30.61μg/m³
PM10
19.59ppb
O3
1.65ppb
SO2
2.75ppb
NO2
0.21ppm
CO
AQI 49
Good
9.27μg/m³
PM2.5
22.23μg/m³
PM10
19.80ppb
O3
1.65ppb
SO2
2.54ppb
NO2
0.20ppm
CO
AQI 49
Good
9.13μg/m³
PM2.5
26.55μg/m³
PM10
17.89ppb
O3
1.59ppb
SO2
2.36ppb
NO2
0.22ppm
CO
AQI 49
Good
9.13μg/m³
PM2.5
25.29μg/m³
PM10
19.73ppb
O3
1.65ppb
SO2
2.62ppb
NO2
0.20ppm
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 07:00:00 on 2026-01-23.
The best air quality in Byram, Mississippi was recorded at 05:00:00 on 2026-01-22.
The real-time air quality index in Byram, Mississippi is 49, currently categorized as Good.
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 9.336 μg/m3.
The current PM10 levels in Byram, Mississippi are 36.955 μg/m3.
The current carbon monoxide (CO) level in Byram, Mississippi is 0.216 ppm.
The current sulfur dioxide (SO2) levels in Byram, Mississippi are 1.665 ppb.
The current ozone (O3) levels at Byram, Mississippi is 16.3 ppm.
The current nitrogen dioxide (NO2) levels at Byram, Mississippi is 2.33 ppb.
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