2020 Dallas-Fort Worth Area NOx Emissions

This chart represents calendar year 2020 nitrogen oxide emissions for the 10-county Dallas-Fort Worth area. The DFW area includes Collin, Dallas, Denton, Ellis, Johnson, Kaufman, Parker, Rockwall, Tarrant, and Wise counties. 63 percent of emissions are from mobile sources, 23 percent of emissions are from area sources, and 14 percent of emissions are from point sources.