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)
34
Good
Las Vegas, Nevada
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.36 μg/m³
0
55
155
255
425
605+
36.99 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
9.34 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Las Vegas, Nevada
Las Vegas, Nevada
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AQI 32
Good
4.44μg/m³
PM2.5
24.92μg/m³
PM10
34.87ppb
O3
0.20ppb
SO2
5.87ppb
NO2
0.20ppm
CO
AQI 31
Good
4.57μg/m³
PM2.5
24.58μg/m³
PM10
34.31ppb
O3
0.20ppb
SO2
3.94ppb
NO2
0.20ppm
CO
AQI 32
Good
4.33μg/m³
PM2.5
25.43μg/m³
PM10
34.71ppb
O3
0.20ppb
SO2
3.57ppb
NO2
0.20ppm
CO
AQI 32
Good
4.63μg/m³
PM2.5
23.12μg/m³
PM10
34.70ppb
O3
0.20ppb
SO2
10.78ppb
NO2
0.20ppm
CO
AQI 31
Good
3.52μg/m³
PM2.5
18.99μg/m³
PM10
34.03ppb
O3
0.20ppb
SO2
8.64ppb
NO2
0.20ppm
CO
AQI 31
Good
3.91μg/m³
PM2.5
21.70μg/m³
PM10
33.87ppb
O3
0.20ppb
SO2
5.33ppb
NO2
0.20ppm
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 09:00:00 on 2026-10-21.
In the last 24 hours, the best air quality in Las Vegas, Nevada was observed at 01:00:00 on 2026-10-22.
As of now, the AQI in Las Vegas, Nevada is 34, indicating Good conditions.
Las Vegas, Nevada air has the highest levels of O3.
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 4.065 μg/m3.
The PM10 concentration in Las Vegas, Nevada is 22.362 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Las Vegas, Nevada is 0.198 ppm.
Currently, Las Vegas, Nevada has a sulfur dioxide (SO2) concentration of 0.2 ppb.
The current ozone (O3) level in Las Vegas, Nevada at the moment is 36.993 ppm.
Nitrogen dioxide (NO2) level in Las Vegas, Nevada at the moment is 9.335 ppb.
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