The Texas Commission on Environmental Quality reported an air quality alert at 3:06 p.m. on Tuesday in effect until Wednesday at 6:15 p.m. The alert is for Wise, Denton, Collin, Parker, Tarrant, Dallas, Hood, Johnson, Hunt, Rockwall, Kaufman, Ellis and Henderson counties.

“The Texas Commission on Environmental Quality (TCEQ) has issued an Ozone Action Day for the Dallas-Fort Worth area for Wednesday, August 20, 2025. Atmospheric conditions are expected to be favorable for producing high levels of ozone air pollution in the Dallas-Fort Worth area on Wednesday. You can help prevent ozone pollution by sharing a ride, walking, riding a bicycle, taking your lunch to work, avoiding drive-through lanes, conserving energy, and keeping your vehicle properly tuned,” says the Texas Commission on Environmental Quality.

The alert is in effect on Wednesday.

Air quality alert: Your safety checklist from the Texas Commission on Environmental Quality

• Stay inside if possible, particularly if you have respiratory concerns or other health problems, or are a senior or child.

• If you must go out, try to limit the amount of time you are out to strictly essential activities.

• Minimize your use of items that increase pollution, such as cars, gas-powered lawnmowers, and other vehicles.

• Do not burn debris or other items during an air quality alert.

• Stay Informed – Listen to NOAA Weather Radio or your favorite weather news station.

Source: The National Weather Service