Stay updated with real-time air quality in Mercedes, Texas 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)
44
Good
Mercedes, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.94 μg/m³
0
55
155
255
425
605+
32.33 ppb
0
55
71
86
201
201+
0.64 ppb
0
36
76
186
605
1005+
3.07 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mercedes, Texas
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AQI 44
Good
8.41μg/m³
PM2.5
37.84μg/m³
PM10
33.47ppb
O3
0.64ppb
SO2
3.22ppb
NO2
0.28ppm
CO
AQI 49
Good
8.68μg/m³
PM2.5
45.95μg/m³
PM10
35.30ppb
O3
0.64ppb
SO2
3.22ppb
NO2
0.28ppm
CO
AQI 38
Good
6.88μg/m³
PM2.5
39.30μg/m³
PM10
36.50ppb
O3
0.64ppb
SO2
3.20ppb
NO2
0.28ppm
CO
AQI 49
Good
9.14μg/m³
PM2.5
39.06μg/m³
PM10
29.04ppb
O3
0.64ppb
SO2
3.07ppb
NO2
0.28ppm
CO
AQI 38
Good
6.79μg/m³
PM2.5
39.88μg/m³
PM10
36.66ppb
O3
0.64ppb
SO2
3.21ppb
NO2
0.29ppm
CO
AQI 44
Good
6.77μg/m³
PM2.5
48.45μg/m³
PM10
36.77ppb
O3
0.64ppb
SO2
3.21ppb
NO2
0.29ppm
CO
Air quality data and pollutant measurements for Texas, 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 Mercedes, Texas is updated every hour.
The worst air quality in Mercedes, Texas in the last 24 hours was observed at 06:00:00 on 2026-03-11.
In the last 24 hrs, the best air quality in Mercedes, Texas was observed at 05:00:00 on 2026-03-12.
The current air quality in Mercedes, Texas is 44, categorized as Good based on real-time data.
The most common pollutant in Mercedes, Texas is PM2.5.
If the air quality in Mercedes, Texas is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Mercedes, Texas is 8.454 μg/m3.
The current PM10 concentration at Mercedes, Texas is 35.94 μg/m3.
The current carbon monoxide (CO) concentration at Mercedes, Texas is 0.284 ppm.
The current sulfur dioxide (SO2) concentration at Mercedes, Texas is 0.638 ppb.
The current ozone (O3) concentration at Mercedes, Texas is 32.329 ppm.
The current nitrogen dioxide (NO2) concentration at Mercedes, Texas is 3.068 ppb.
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