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)
27
Good
Leander, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.73 μg/m³
0
55
155
255
425
605+
26.99 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
7.24 ppb
0
54
101
361
1250
2050+
0.41 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Leander, Texas
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AQI 33
Good
5.57μg/m³
PM2.5
24.43μg/m³
PM10
26.69ppb
O3
0.69ppb
SO2
5.62ppb
NO2
0.39ppm
CO
AQI 52
Moderate
9.44μg/m³
PM2.5
56.91μg/m³
PM10
26.91ppb
O3
0.67ppb
SO2
5.57ppb
NO2
0.39ppm
CO
AQI 33
Good
6.41μg/m³
PM2.5
27.92μg/m³
PM10
26.44ppb
O3
0.71ppb
SO2
5.64ppb
NO2
0.38ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
29.92μg/m³
PM10
27.40ppb
O3
0.67ppb
SO2
5.62ppb
NO2
0.39ppm
CO
AQI 33
Good
5.83μg/m³
PM2.5
24.97μg/m³
PM10
26.96ppb
O3
0.67ppb
SO2
5.65ppb
NO2
0.38ppm
CO
AQI 33
Good
5.74μg/m³
PM2.5
25.27μg/m³
PM10
26.56ppb
O3
0.71ppb
SO2
5.61ppb
NO2
0.39ppm
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 09:00:00 on 2026-03-05.
In the last 24 hours, the best air quality in Leander, Texas was observed at 03:00:00 on 2026-03-05.
As of now, the AQI in Leander, Texas is 33, indicating Good conditions.
Leander, Texas air has the highest levels of PM2.5.
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 5.756 μg/m3.
The PM10 concentration in Leander, Texas is 25.222 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Leander, Texas is 0.385 ppm.
Currently, Leander, Texas has a sulfur dioxide (SO2) concentration of 0.694 ppb.
The current ozone (O3) level in Leander, Texas at the moment is 26.607 ppm.
Nitrogen dioxide (NO2) level in Leander, Texas at the moment is 5.621 ppb.
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