Air Quality Alert: Detroit, MI Reaches Unhealthy Levels on March 19

Air Quality medium EPA · · Detroit, MI

On March 19, 2026, air quality in Detroit, MI reached an AQI of 164, categorized as Unhealthy, primarily due to fine particulate matter (PM2.5).

Current Air Quality

As of March 19, 2026, the Detroit, MI reporting area is experiencing Unhealthy air quality. The primary pollutant of concern is fine particulate matter (PM2.5), which has reached an Air Quality Index (AQI) of 164. Other measured pollutants include PM10 at an AQI of 80 (Moderate) and Ozone (O3) at an AQI of 27 (Good).

What This Means

An AQI level of 164 is classified by the EPA as “Unhealthy.” At this level, everyone may begin to experience health effects, and members of sensitive groups may experience more serious health effects.

Who Should Take Precautions

While the general public may be affected, sensitive groups are at a higher risk. This includes people with heart or lung disease, older adults, children, and teenagers.

What You Should Do

To reduce exposure, everyone should reduce prolonged or heavy exertion outdoors. People in sensitive groups should avoid prolonged or heavy exertion and consider moving activities indoors or rescheduling them.

Source

Data provided by EPA AirNow.

Source: EPA Official Notice

Frequently Asked Questions

What is this air quality alert about?
On March 19, 2026, air quality in Detroit, MI reached an AQI of 164, categorized as Unhealthy, primarily due to fine particulate matter (PM2.5).
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 "medium" severity. Stay informed and follow agency guidance.
What area is affected?
This alert affects Detroit, MI. 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.