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)
44
Good
Las Vegas, Nevada
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.33 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.99 μg/m³
0
55
155
255
425
605+
47.56 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
4.01 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Las Vegas, Nevada
Las Vegas, Nevada
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AQI 44
Good
4.87μg/m³
PM2.5
30.88μg/m³
PM10
48.20ppb
O3
0.22ppb
SO2
3.54ppb
NO2
0.17ppm
CO
AQI 45
Good
5.67μg/m³
PM2.5
40.81μg/m³
PM10
48.99ppb
O3
0.21ppb
SO2
3.55ppb
NO2
0.18ppm
CO
AQI 44
Good
4.70μg/m³
PM2.5
26.79μg/m³
PM10
48.08ppb
O3
0.22ppb
SO2
2.76ppb
NO2
0.19ppm
CO
AQI 44
Good
4.47μg/m³
PM2.5
29.89μg/m³
PM10
48.01ppb
O3
0.22ppb
SO2
7.18ppb
NO2
0.13ppm
CO
AQI 45
Good
3.81μg/m³
PM2.5
16.08μg/m³
PM10
48.96ppb
O3
0.24ppb
SO2
5.22ppb
NO2
0.14ppm
CO
AQI 45
Good
4.39μg/m³
PM2.5
26.40μg/m³
PM10
49.24ppb
O3
0.21ppb
SO2
3.06ppb
NO2
0.14ppm
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 2025-06-05.
In the last 24 hours, the best air quality in Las Vegas, Nevada was observed at 01:00:00 on 2025-06-05.
As of now, the AQI in Las Vegas, Nevada is 44, 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 4.329 μg/m3.
The PM10 concentration in Las Vegas, Nevada is 26.987 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Las Vegas, Nevada is 0.148 ppm.
Currently, Las Vegas, Nevada has a sulfur dioxide (SO2) concentration of 0.221 ppb.
The current ozone (O3) level in Las Vegas, Nevada at the moment is 47.558 ppm.
Nitrogen dioxide (NO2) level in Las Vegas, Nevada at the moment is 4.014 ppb.
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