Office of Planning, Environment, & Realty (HEP)
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Counties with more than 5% loss: Alexander, Bureau, Calhoun, Carroll, Edgar, Ford, Fulton, Gallatin, Greene, Hancock, Iroquois, Jasper, Knox, Lawrence, Logan, McDonough, Macon, Peoria, Pike, Pulaski, Rock Island, St. Clair, Schuyler, Scott, Stark, Vermilion, Warren, and White.
Counties with less than 5% loss: Adams, Cass, Christian, Clay, Cook, De Witt, Edwards, Hamilton, Hardin, Henderson, Henry, Lee, Livingston, Marshall, Mason, Mercer, Richland and Whiteside.
State maps are not scaled. FHWA does not recommend adoption of these maps as a state policy without appropriate consultation and consideration of state issues.