Air Quality Alert: Omaha, NE Reaches Unhealthy for Sensitive Groups Level

Air Quality low EPA · · Omaha, NE

On March 20, 2026, air quality in Omaha, NE reached an AQI of 110, categorized as Unhealthy for Sensitive Groups, with PM10 as the primary pollutant.

Current Air Quality

In Omaha, NE, the air quality index (AQI) reached a peak of 110 on March 20, 2026. The primary pollutant of concern is PM10, which is currently in the “Unhealthy for Sensitive Groups” category. Other measured pollutants include PM2.5 with an AQI of 63 (Moderate) and Ozone (O3) with an AQI of 24 (Good).

What This Means

An AQI level of 110 is classified by the EPA as “Unhealthy for Sensitive Groups.” This indicates that air quality is unhealthy for certain members of the population, while the general public is less likely to be affected.

Who Should Take Precautions

Groups at risk include people with heart or lung disease, older adults, and children. These individuals are more sensitive to the effects of particle pollution like PM10 and should take steps to reduce exposure.

What You Should Do

People in sensitive groups should consider reducing prolonged or heavy exertion outdoors. It is recommended to take more breaks and engage in less intense activities. Monitor for symptoms such as coughing or shortness of breath. The general population is usually not affected at this level.

Source

Data provided by EPA AirNow.

Source: EPA Official Notice

Frequently Asked Questions

What is this air quality alert about?
On March 20, 2026, air quality in Omaha, NE reached an AQI of 110, categorized as Unhealthy for Sensitive Groups, with PM10 as the primary pollutant.
Which agency issued this alert?
This alert was issued by EPA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "low" severity. No immediate action required, but stay aware.
What area is affected?
This alert affects Omaha, NE. Check with EPA for the most current geographic scope.
Where can I find more air quality alerts?
Browse all air quality alerts on Areazine at areazine.com/air-quality/ for the latest updates from EPA and other agencies.