Trauma Service Area E (TSA-E) comprises 19 counties, including: Cooke, Collin, Dallas, Denton, Ellis, Erath, Fannin, Grayson, Hood, Hunt, Johnson, Kaufman, Navarro, Palo Pinto, Parker, Rockwall, Somervell, Tarrant, and Wise counties.  TSA-E has an area of 16,476 square miles, more land area than nine states. The HCC has a 2017 projected population of 7,755,244, 27% of the state’s population and nearly 2.5% of the US population. The Dallas – Fort Worth (DFW) Metroplex is ranked as the fourth largest metropolitan statistical area in the nation and  has grown by nearly one-half million in just five years.

HCC-E encompasses more than 180 hospitals and more than 250 EMS agencies in preparation for emergencies that require a health and medical care delivery response. More than 120 hospitals are currently active participants in the Hospital Preparedness Program, including all of the region’s 37 trauma centers and 42 stroke centers. The HCC includes five full service county health departments and the Department of State Health Services regional offices, enabling HPP collaboration with the region’s Public Health Emergency Response Program and the Cities Readiness Initiative. Integrated into the HCC are county emergency management officials from all 19 counties, major cities, and Texas Department of Public Safety regional offices.


Note Trauma Service Area (TSA) references the geographical boundaries of a given area, while the Healthcare Coalition (HCC) references the partners and organizations within the defied geographic area.