Stay updated with real-time air quality in Meridian, 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)
38
Good
Meridian, Mississippi
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.17 μg/m³
0
55
155
255
425
605+
9.83 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
1.97 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Meridian, Mississippi
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AQI 44
Good
7.91μg/m³
PM2.5
29.13μg/m³
PM10
12.95ppb
O3
0.63ppb
SO2
3.09ppb
NO2
0.27ppm
CO
AQI 44
Good
7.59μg/m³
PM2.5
33.20μg/m³
PM10
19.66ppb
O3
0.10ppb
SO2
0.97ppb
NO2
0.11ppm
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 38
Good
6.79μg/m³
PM2.5
29.93μg/m³
PM10
14.69ppb
O3
0.61ppb
SO2
3.43ppb
NO2
0.27ppm
CO
AQI 38
Good
6.80μg/m³
PM2.5
29.99μg/m³
PM10
14.59ppb
O3
0.61ppb
SO2
3.44ppb
NO2
0.27ppm
CO
AQI 52
Moderate
10.47μg/m³
PM2.5
35.46μg/m³
PM10
10.88ppb
O3
0.42ppb
SO2
3.32ppb
NO2
0.29ppm
CO
Air quality data and pollutant measurements for Mississippi, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Meridian, Mississippi is updated every hour.
The worst air quality in Meridian, Mississippi in the last 24 hours was observed at 09:00:00 on 2026-06-07.
In the last 24 hrs, the best air quality in Meridian, Mississippi was observed at 07:00:00 on 2026-06-08.
The current air quality in Meridian, Mississippi is 38, categorized as Good based on real-time data.
The most common pollutant in Meridian, Mississippi is PM2.5.
If the air quality in Meridian, Mississippi is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Meridian, Mississippi is 6.866 μg/m3.
The current PM10 concentration at Meridian, Mississippi is 27.169 μg/m3.
The current carbon monoxide (CO) concentration at Meridian, Mississippi is 0.271 ppm.
The current sulfur dioxide (SO2) concentration at Meridian, Mississippi is 0.677 ppb.
The current ozone (O3) concentration at Meridian, Mississippi is 9.826 ppm.
The current nitrogen dioxide (NO2) concentration at Meridian, Mississippi is 1.973 ppb.
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