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)
49
Good
Meridian, Mississippi
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
9.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
42.09 μg/m³
0
55
155
255
425
605+
37.99 ppb
0
55
71
86
201
201+
0.88 ppb
0
36
76
186
605
1005+
2.69 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Meridian, Mississippi
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AQI 29
Good
5.33μg/m³
PM2.5
24.88μg/m³
PM10
30.84ppb
O3
4.15ppb
SO2
1.21ppb
NO2
0.23ppm
CO
AQI 33
Good
6.01μg/m³
PM2.5
27.00μg/m³
PM10
35.00ppb
O3
0.99ppb
SO2
2.79ppb
NO2
0.20ppm
CO
AQI 33
Good
5.57μg/m³
PM2.5
24.46μg/m³
PM10
36.05ppb
O3
4.88ppb
SO2
1.31ppb
NO2
0.22ppm
CO
AQI 27
Good
4.60μg/m³
PM2.5
20.01μg/m³
PM10
23.66ppb
O3
3.52ppb
SO2
1.10ppb
NO2
0.23ppm
CO
AQI 27
Good
4.60μg/m³
PM2.5
20.00μg/m³
PM10
23.58ppb
O3
3.52ppb
SO2
1.11ppb
NO2
0.23ppm
CO
AQI 38
Good
5.10μg/m³
PM2.5
20.97μg/m³
PM10
40.59ppb
O3
5.36ppb
SO2
1.35ppb
NO2
0.24ppm
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 03:00:00 on 2025-08-30.
In the last 24 hrs, the best air quality in Meridian, Mississippi was observed at 04:00:00 on 2025-08-30.
The current air quality in Meridian, Mississippi is 43, categorized as Good based on real-time data.
The most common pollutant in Meridian, Mississippi is O3.
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 6.516 μg/m3.
The current PM10 concentration at Meridian, Mississippi is 30.696 μg/m3.
The current carbon monoxide (CO) concentration at Meridian, Mississippi is 0.262 ppm.
The current sulfur dioxide (SO2) concentration at Meridian, Mississippi is 6.034 ppb.
The current ozone (O3) concentration at Meridian, Mississippi is 45.971 ppm.
The current nitrogen dioxide (NO2) concentration at Meridian, Mississippi is 1.334 ppb.
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