Stay updated with real-time air quality in Huntsville, 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)
27
Good
Huntsville, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.08 μg/m³
0
55
155
255
425
605+
27.15 ppb
0
55
71
86
201
201+
1.01 ppb
0
36
76
186
605
1005+
2.63 ppb
0
54
101
361
1250
2050+
0.41 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Huntsville, Texas
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AQI 49
Good
8.97μg/m³
PM2.5
40.43μg/m³
PM10
47.74ppb
O3
0.99ppb
SO2
5.49ppb
NO2
0.36ppm
CO
AQI 44
Good
5.21μg/m³
PM2.5
26.32μg/m³
PM10
47.01ppb
O3
0.99ppb
SO2
5.54ppb
NO2
0.36ppm
CO
AQI 42
Good
6.77μg/m³
PM2.5
29.05μg/m³
PM10
45.01ppb
O3
1.00ppb
SO2
5.57ppb
NO2
0.36ppm
CO
AQI 41
Good
5.14μg/m³
PM2.5
26.57μg/m³
PM10
43.78ppb
O3
0.98ppb
SO2
5.54ppb
NO2
0.36ppm
CO
AQI 40
Good
4.71μg/m³
PM2.5
21.03μg/m³
PM10
43.05ppb
O3
1.02ppb
SO2
4.94ppb
NO2
0.37ppm
CO
AQI 40
Good
4.71μg/m³
PM2.5
21.06μg/m³
PM10
43.05ppb
O3
1.02ppb
SO2
4.94ppb
NO2
0.37ppm
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 Huntsville, Texas is updated every hour.
The worst air quality in Huntsville, Texas in the last 24 hours was observed at 06:00:00 on 2025-10-24.
In the last 24 hrs, the best air quality in Huntsville, Texas was observed at 03:00:00 on 2025-10-24.
The current air quality in Huntsville, Texas is 43, categorized as Good based on real-time data.
The most common pollutant in Huntsville, Texas is O3.
If the air quality in Huntsville, Texas is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Huntsville, Texas is 5.876 μg/m3.
The current PM10 concentration at Huntsville, Texas is 33.698 μg/m3.
The current carbon monoxide (CO) concentration at Huntsville, Texas is 0.363 ppm.
The current sulfur dioxide (SO2) concentration at Huntsville, Texas is 1.003 ppb.
The current ozone (O3) concentration at Huntsville, Texas is 45.878 ppm.
The current nitrogen dioxide (NO2) concentration at Huntsville, Texas is 3.893 ppb.
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