Air Quality Alert: Las Vegas Air Quality Reaches Unhealthy Levels for Sensitive Groups

Current Air Quality

In Las Vegas, NV, the air quality index (AQI) reached a peak of 112 on March 17, 2026. This reading falls into the “Unhealthy for Sensitive Groups” category. The primary pollutant of concern is PM10 (particulate matter 10 micrometers and smaller), which recorded an AQI of 112. Other measured pollutants include PM2.5 at an AQI of 74 (Moderate) and Ozone (O3) at an AQI of 31 (Good).

What This Means

An AQI level of 112 is categorized as “Unhealthy for Sensitive Groups.” This means that while air quality is generally acceptable for the majority of the population, it may pose health risks for specific individuals who are more susceptible to the effects of air pollution.

Who Should Take Precautions

Groups at increased risk from this level of PM10 pollution include:

• People with heart or lung disease
• Older adults
• Children and teenagers

What You Should Do

Members of sensitive groups are advised to reduce prolonged or heavy exertion. While it is still safe to be active outdoors, it is recommended to take more breaks and choose less intense activities. Monitor for symptoms such as coughing or shortness of breath. The general public is not likely to be affected at this AQI level.

Source

Information provided by EPA AirNow.