The Oklahoma Department of Environmental Quality issued an ozone alert for Wednesday, Sept. 13, for the Tulsa metropolitan area.
An ozone alert means conditions allow for the buildup of ozone near the ground to an unhealthy level.
"When winds are light, the vapors from fuels such as gasoline, exhaust from engines, and air pollutants from industrial activities remain trapped near th ground. If sunshine is abundant when these air pollutants build up, a chemical process is triggered that results in the development of ozone near the ground during the afternoon and evening hours," according to the National Weather Service.
A few things people can do to help keep the ozone levels from becoming unhealthy during ozone alert days:
For more information, contact the ODEQ at 918-293-1600.