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)
67
Moderate
Webster, Texas
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
17.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
79.30 μg/m³
0
55
155
255
425
605+
18.09 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
2.51 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Webster, Texas
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AQI 67
Moderate
17.99μg/m³
PM2.5
79.44μg/m³
PM10
19.89ppb
O3
0.56ppb
SO2
2.26ppb
NO2
0.11ppm
CO
AQI 66
Moderate
17.41μg/m³
PM2.5
77.00μg/m³
PM10
21.30ppb
O3
0.65ppb
SO2
2.55ppb
NO2
0.11ppm
CO
AQI 69
Moderate
18.85μg/m³
PM2.5
83.00μg/m³
PM10
17.77ppb
O3
0.55ppb
SO2
2.29ppb
NO2
0.11ppm
CO
AQI 67
Moderate
18.10μg/m³
PM2.5
80.07μg/m³
PM10
20.29ppb
O3
0.45ppb
SO2
1.90ppb
NO2
0.11ppm
CO
AQI 67
Moderate
17.73μg/m³
PM2.5
78.92μg/m³
PM10
20.58ppb
O3
0.66ppb
SO2
2.61ppb
NO2
0.11ppm
CO
AQI 69
Moderate
18.95μg/m³
PM2.5
83.44μg/m³
PM10
18.93ppb
O3
0.60ppb
SO2
2.49ppb
NO2
0.11ppm
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 02:00:00 on 2025-06-07.
In the last 24 hours, the best air quality in Webster, Texas was observed at 09:00:00 on 2025-06-06.
As of now, the AQI in Webster, Texas is 67, indicating Moderate 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 17.918 μg/m3.
The PM10 concentration in Webster, Texas is 79.3 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Webster, Texas is 0.108 ppm.
Currently, Webster, Texas has a sulfur dioxide (SO2) concentration of 0.594 ppb.
The current ozone (O3) level in Webster, Texas at the moment is 18.088 ppm.
Nitrogen dioxide (NO2) level in Webster, Texas at the moment is 2.506 ppb.
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