Air Quality Alert

ARZ036-MSZ001-TNZ088-180130-

Air Quality Alert Message
Shelby County Health Department
Relayed by National Weather Service Memphis TN
451 PM CDT Wed Sep 17 2025

...Code Orange Ozone Health Advisory in effect until Sunset...

The Shelby County Health Department has issued a Code Orange Ozone
Health Advisory effective for Shelby County Tennessee, Crittenden
County Arkansas, and DeSoto County Mississippi, including the city
of Memphis that will remain in effect until sunset. This ozone health
advisory is due to monitored ozone values that are unhealthy for
sensitive groups. These values have exceeded the Environmental
Protection Agency`s federal safe health standard. The Shelby County
Health Department recommends that sensitive groups which include
active children and adults, and people with respiratory disease,
such as asthma, limit prolonged outdoor exertion. Please continue to
check the latest air quality forecasts and updates until monitored
values return to safe levels. For more information go to
www.airnow.gov.

In addition to the advisory, the Shelby County Health Department has
issued a Code Orange Ozone Forecast effective for Shelby County
Tennessee, Crittenden County Arkansas, and DeSoto County
Mississippi, including the city of Memphis for Thursday. This ozone
forecast is due to forecasted ozone values that will be unhealthy for
sensitive groups. These values will exceed the Environmental
Protection Agency`s federal safe health standard. The Shelby County
Health Department recommends that sensitive groups which include
active children and adults, and people with respiratory disease,
such as asthma, limit prolonged outdoor exertion. Please continue to
check the latest air quality forecasts and updates until monitored
values return to safe levels. For more information go to
www.airnow.gov.

$$