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)
49
Good
Webster, Texas
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.41 μg/m³
0
55
155
255
425
605+
25.15 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
5.64 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Webster, Texas
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AQI 49
Good
9.31μg/m³
PM2.5
40.68μg/m³
PM10
14.46ppb
O3
0.47ppb
SO2
2.42ppb
NO2
0.26ppm
CO
AQI 49
Good
8.97μg/m³
PM2.5
38.89μg/m³
PM10
14.05ppb
O3
0.47ppb
SO2
2.35ppb
NO2
0.26ppm
CO
AQI 52
Moderate
9.76μg/m³
PM2.5
43.68μg/m³
PM10
14.06ppb
O3
0.47ppb
SO2
2.46ppb
NO2
0.26ppm
CO
AQI 49
Good
8.65μg/m³
PM2.5
33.22μg/m³
PM10
14.96ppb
O3
0.47ppb
SO2
2.45ppb
NO2
0.26ppm
CO
AQI 49
Good
8.89μg/m³
PM2.5
38.51μg/m³
PM10
13.66ppb
O3
0.47ppb
SO2
2.30ppb
NO2
0.26ppm
CO
AQI 52
Moderate
9.52μg/m³
PM2.5
41.54μg/m³
PM10
14.93ppb
O3
0.47ppb
SO2
2.46ppb
NO2
0.26ppm
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 08:00:00 on 2025-07-20.
In the last 24 hours, the best air quality in Webster, Texas was observed at 01:00:00 on 2025-07-20.
As of now, the AQI in Webster, Texas is 49, 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 9.396 μg/m3.
The PM10 concentration in Webster, Texas is 40.826 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Webster, Texas is 0.261 ppm.
Currently, Webster, Texas has a sulfur dioxide (SO2) concentration of 0.471 ppb.
The current ozone (O3) level in Webster, Texas at the moment is 14.514 ppm.
Nitrogen dioxide (NO2) level in Webster, Texas at the moment is 2.436 ppb.
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