Day 1 Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
MODERATE 13,958 5,488,483 Dallas, TX...Fort Worth, TX...Arlington, TX...Irving, TX...Grand Prairie, TX...
ENHANCED 71,246 7,476,573 San Antonio, TX...Austin, TX...Plano, TX...Garland, TX...Richardson, TX...
SLIGHT 122,182 9,113,450 Houston, TX...Laredo, TX...Amarillo, TX...Pasadena, TX...Abilene, TX...
MARGINAL 114,841 15,263,495 Oklahoma City, OK...Tampa, FL...Corpus Christi, TX...St. Petersburg, FL...Lubbock, TX...