Stay updated with real-time air quality in Leander, 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)
31
Good
Leander, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.01 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.54 μg/m³
0
55
155
255
425
605+
33.09 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
19.16 ppb
0
54
101
361
1250
2050+
0.48 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Leander, Texas
Leander, Texas
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AQI 31
Good
4.23μg/m³
PM2.5
18.25μg/m³
PM10
33.33ppb
O3
0.72ppb
SO2
12.71ppb
NO2
0.40ppm
CO
AQI 33
Good
5.60μg/m³
PM2.5
21.23μg/m³
PM10
35.05ppb
O3
0.72ppb
SO2
12.72ppb
NO2
0.39ppm
CO
AQI 33
Good
5.61μg/m³
PM2.5
22.95μg/m³
PM10
34.20ppb
O3
0.72ppb
SO2
12.71ppb
NO2
0.40ppm
CO
AQI 31
Good
4.86μg/m³
PM2.5
20.02μg/m³
PM10
34.47ppb
O3
0.71ppb
SO2
12.71ppb
NO2
0.40ppm
CO
AQI 31
Good
4.93μg/m³
PM2.5
18.58μg/m³
PM10
34.20ppb
O3
0.71ppb
SO2
12.71ppb
NO2
0.40ppm
CO
AQI 31
Good
4.46μg/m³
PM2.5
19.14μg/m³
PM10
33.46ppb
O3
0.72ppb
SO2
12.71ppb
NO2
0.40ppm
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 Leander, Texas is updated every hour for accuracy.
In the past 24 hours, the air quality in Leander, Texas was at its worst at 03:00:00 on 2025-12-09.
In the last 24 hours, the best air quality in Leander, Texas was observed at 02:00:00 on 2025-12-09.
As of now, the AQI in Leander, Texas is 31, indicating Good conditions.
Leander, Texas air has the highest levels of O3.
Poor air quality in Leander, Texas means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Leander, Texas are currently 4.008 μg/m3.
The PM10 concentration in Leander, Texas is 17.537 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Leander, Texas is 0.481 ppm.
Currently, Leander, Texas has a sulfur dioxide (SO2) concentration of 0.736 ppb.
The current ozone (O3) level in Leander, Texas at the moment is 33.095 ppm.
Nitrogen dioxide (NO2) level in Leander, Texas at the moment is 19.156 ppb.
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