What roadways are affected by the speed limit reductions?
A. The Speed Limit Reduction Measure website will provide you a geographical map and separate listing of affected roadways. You can reach that site by clicking: http://www.nctcog.org/trans/env_speed_limits/. Specifically, nine counties in North Central Texas are affected. These counties include: Collin, Dallas, Denton, Ellis, Johnson, Kaufman, Parker, Rockwall, and Tarrant Counties. Q. Why are there speed limit reductions in Johnson, Ellis, Parker, Kaufman, and Rockwall Counties when these counties are not part of the nonattainment area? It seems ridiculous to slow down when you are 50 miles out of town. A. During State Implementation Plan control strategy development, it was determined that emissions outside the Dallas-Fort Worth nonattainment area are as significant to ozone formation as those within the nonattainment area. In fact, the Texas Commission on Environmental Quality (TCEQ) has shown the “transport” of emissions as far away as Houston contribute to local ozone problems. Th
