Stay updated with real-time air quality in Las Vegas, Nevada 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
Las Vegas, Nevada
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.76 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.17 μg/m³
0
55
155
255
425
605+
28.76 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
20.63 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Las Vegas, Nevada
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AQI 44
Good
8.13μg/m³
PM2.5
43.58μg/m³
PM10
26.01ppb
O3
0.52ppb
SO2
16.43ppb
NO2
0.28ppm
CO
AQI 56
Moderate
11.68μg/m³
PM2.5
63.40μg/m³
PM10
26.24ppb
O3
0.51ppb
SO2
15.99ppb
NO2
0.23ppm
CO
AQI 28
Good
5.48μg/m³
PM2.5
30.46μg/m³
PM10
24.28ppb
O3
0.52ppb
SO2
14.67ppb
NO2
0.29ppm
CO
AQI 52
Moderate
9.53μg/m³
PM2.5
48.75μg/m³
PM10
26.06ppb
O3
0.52ppb
SO2
13.81ppb
NO2
0.33ppm
CO
AQI 52
Moderate
9.77μg/m³
PM2.5
50.29μg/m³
PM10
24.21ppb
O3
0.52ppb
SO2
12.22ppb
NO2
0.31ppm
CO
AQI 38
Good
7.31μg/m³
PM2.5
38.17μg/m³
PM10
24.31ppb
O3
0.51ppb
SO2
11.59ppb
NO2
0.29ppm
CO
Air quality and pollutant data for Nevada, 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 Las Vegas, Nevada is updated every hour for accuracy.
In the past 24 hours, the air quality in Las Vegas, Nevada was at its worst at 04:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Las Vegas, Nevada was observed at 08:00:00 on 2026-03-08.
As of now, the AQI in Las Vegas, Nevada is 49, indicating Good conditions.
Las Vegas, Nevada air has the highest levels of PM2.5.
Poor air quality in Las Vegas, Nevada means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Las Vegas, Nevada are currently 8.763 μg/m3.
The PM10 concentration in Las Vegas, Nevada is 44.174 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Las Vegas, Nevada is 0.306 ppm.
Currently, Las Vegas, Nevada has a sulfur dioxide (SO2) concentration of 0.518 ppb.
The current ozone (O3) level in Las Vegas, Nevada at the moment is 28.759 ppm.
Nitrogen dioxide (NO2) level in Las Vegas, Nevada at the moment is 20.625 ppb.
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