Stay updated with real-time air quality in League City, 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)
56
Moderate
League City, Texas
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.21 μg/m³
0
55
155
255
425
605+
43.78 ppb
0
55
71
86
201
201+
1.27 ppb
0
36
76
186
605
1005+
6.49 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
League City, Texas
League City, Texas
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AQI 56
Moderate
11.69μg/m³
PM2.5
47.85μg/m³
PM10
43.55ppb
O3
1.27ppb
SO2
6.48ppb
NO2
0.28ppm
CO
AQI 58
Moderate
12.65μg/m³
PM2.5
59.54μg/m³
PM10
38.56ppb
O3
1.33ppb
SO2
6.46ppb
NO2
0.28ppm
CO
AQI 54
Moderate
11.18μg/m³
PM2.5
49.01μg/m³
PM10
38.57ppb
O3
1.32ppb
SO2
6.45ppb
NO2
0.28ppm
CO
AQI 56
Moderate
11.71μg/m³
PM2.5
41.52μg/m³
PM10
47.20ppb
O3
1.23ppb
SO2
6.54ppb
NO2
0.28ppm
CO
AQI 58
Moderate
12.58μg/m³
PM2.5
61.01μg/m³
PM10
38.08ppb
O3
1.33ppb
SO2
6.46ppb
NO2
0.28ppm
CO
AQI 56
Moderate
12.34μg/m³
PM2.5
52.70μg/m³
PM10
47.58ppb
O3
1.21ppb
SO2
6.52ppb
NO2
0.28ppm
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 League City, Texas is updated every hour.
The worst air quality in League City, Texas in the last 24 hours was observed at 04:00:00 on 2025-09-06.
In the last 24 hrs, the best air quality in League City, Texas was observed at 05:00:00 on 2025-09-06.
The current air quality in League City, Texas is 54, categorized as Moderate based on real-time data.
The most common pollutant in League City, Texas is PM2.5.
If the air quality in League City, Texas is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at League City, Texas is 11.074 μg/m3.
The current PM10 concentration at League City, Texas is 46.95 μg/m3.
The current carbon monoxide (CO) concentration at League City, Texas is 0.258 ppm.
The current sulfur dioxide (SO2) concentration at League City, Texas is 1.094 ppb.
The current ozone (O3) concentration at League City, Texas is 43.035 ppm.
The current nitrogen dioxide (NO2) concentration at League City, Texas is 3.333 ppb.
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