Day 1 Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
MODERATE 26,374 128,684 North Platte, NE...
ENHANCED 23,322 146,926 Hays, KS...Lexington, NE...
SLIGHT 60,819 657,544 Lawton, OK...Kearney, NE...Garden City, KS...Dodge City, KS...Altus, OK...
MARGINAL 222,440 27,437,401 Philadelphia, PA...Baltimore, MD...Washington, DC...Wichita, KS...Aurora, CO...