Stay updated with real-time air quality in Duncanville, 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)
40
Good
Duncanville, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.22 μg/m³
0
55
155
255
425
605+
42.86 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
9.45 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Duncanville, Texas
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AQI 38
Good
3.31μg/m³
PM2.5
15.08μg/m³
PM10
41.12ppb
O3
1.07ppb
SO2
3.87ppb
NO2
0.30ppm
CO
AQI 39
Good
3.33μg/m³
PM2.5
14.25μg/m³
PM10
41.82ppb
O3
1.07ppb
SO2
3.96ppb
NO2
0.30ppm
CO
AQI 39
Good
3.33μg/m³
PM2.5
14.25μg/m³
PM10
41.82ppb
O3
1.07ppb
SO2
3.96ppb
NO2
0.30ppm
CO
AQI 37
Good
3.21μg/m³
PM2.5
14.63μg/m³
PM10
40.50ppb
O3
1.07ppb
SO2
3.82ppb
NO2
0.31ppm
CO
AQI 39
Good
3.24μg/m³
PM2.5
13.92μg/m³
PM10
42.23ppb
O3
1.07ppb
SO2
3.93ppb
NO2
0.30ppm
CO
AQI 40
Good
3.03μg/m³
PM2.5
17.18μg/m³
PM10
43.01ppb
O3
1.07ppb
SO2
3.72ppb
NO2
0.30ppm
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 Duncanville, Texas is updated every hour.
The worst air quality in Duncanville, Texas in the last 24 hours was observed at 11:00:00 on 2026-03-12.
In the last 24 hrs, the best air quality in Duncanville, Texas was observed at 03:00:00 on 2026-03-12.
The current air quality in Duncanville, Texas is 39, categorized as Good based on real-time data.
The most common pollutant in Duncanville, Texas is O3.
If the air quality in Duncanville, Texas is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Duncanville, Texas is 3.393 μg/m3.
The current PM10 concentration at Duncanville, Texas is 14.365 μg/m3.
The current carbon monoxide (CO) concentration at Duncanville, Texas is 0.304 ppm.
The current sulfur dioxide (SO2) concentration at Duncanville, Texas is 1.071 ppb.
The current ozone (O3) concentration at Duncanville, Texas is 41.843 ppm.
The current nitrogen dioxide (NO2) concentration at Duncanville, Texas is 3.994 ppb.
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