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

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.48 μg/m³
0
55
155
255
425
605+
17.42 ppb
0
55
71
86
201
201+
0.95 ppb
0
36
76
186
605
1005+
11.46 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Webster, Texas
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AQI 38
Good
6.79μg/m³
PM2.5
29.99μg/m³
PM10
20.05ppb
O3
0.86ppb
SO2
10.09ppb
NO2
0.17ppm
CO
AQI 38
Good
7.05μg/m³
PM2.5
31.32μg/m³
PM10
20.27ppb
O3
1.01ppb
SO2
12.68ppb
NO2
0.18ppm
CO
AQI 44
Good
7.71μg/m³
PM2.5
33.81μg/m³
PM10
16.75ppb
O3
0.83ppb
SO2
9.33ppb
NO2
0.16ppm
CO
AQI 33
Good
6.19μg/m³
PM2.5
27.28μg/m³
PM10
22.47ppb
O3
0.68ppb
SO2
7.15ppb
NO2
0.15ppm
CO
AQI 44
Good
8.05μg/m³
PM2.5
35.05μg/m³
PM10
18.67ppb
O3
1.04ppb
SO2
13.10ppb
NO2
0.18ppm
CO
AQI 49
Good
8.61μg/m³
PM2.5
37.71μg/m³
PM10
16.59ppb
O3
0.91ppb
SO2
9.84ppb
NO2
0.17ppm
CO
Air quality and pollutant data for Texas, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Webster, Texas is updated every hour for accuracy.
In the past 24 hours, the air quality in Webster, Texas was at its worst at 05:00:00 on 2025-12-09.
In the last 24 hours, the best air quality in Webster, Texas was observed at 01:00:00 on 2025-12-10.
As of now, the AQI in Webster, Texas is 44, indicating Good conditions.
Webster, Texas air has the highest levels of PM2.5.
Poor air quality in Webster, Texas means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Webster, Texas are currently 7.622 μg/m3.
The PM10 concentration in Webster, Texas is 33.476 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Webster, Texas is 0.172 ppm.
Currently, Webster, Texas has a sulfur dioxide (SO2) concentration of 0.95 ppb.
The current ozone (O3) level in Webster, Texas at the moment is 17.418 ppm.
Nitrogen dioxide (NO2) level in Webster, Texas at the moment is 11.456 ppb.
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