The following statement was issued by the Oklahoma Department of Environmental Quality from 10 AM to 10 PM CDT Friday. An Air Quality Alert for Ozone has been issued for Friday, May 15th, for the Oklahoma City Metropolitan / Lawton area(s) due to expected high concentrations of ozone. Public Health Recommendations: Persons with existing heart or respiratory ailments should reduce physical exertion and outdoor activity. The general public is encouraged to help alleviate the problem by reducing vehicle miles traveled by riding the bus, carpooling, or avoiding unnecessary trips. The public is also asked to avoid refueling during the morning and early afternoon hours, and to avoid the use of two cycle engines such as lawn mowers, motorcycles, weed trimmers, and outboard engines. It is also advised to limit outdoor burning. To view the latest air quality map, visit airnow.gov or the AirNow app. For hourly updates on concentrations and possible health warnings, telephone the Oklahoma Department of Environmental Quality at 405-702-4100. For more information on health effects, call the American Lung Association of Oklahoma at 405-748-4674