Ida Monona Calhoun / Brien Clay Cherokee Plymouth / Fayette Bremer Tama Marshall Benton / Adair Madison Warren Marion Mahaska / Harrison Shelby Audubon Guthrie Dallas Polk / Johnson Scott Muscatine Pottawattamie Cass / Van Buren Lee / Floyd Chickasaw Winneshiek Allamakee Kossuth / Boone Clayton Buchanan Delaware Dubuque Grundy / Tama Marshall Benton Jones Linn Jackson Clinton / Carroll Hamilton Webster Greene Boone / Calhoun Sac / Davis Jefferson Henry Des Moines Van Buren / Lucas Wayne Monroe Appanoose Wapello Davis Jefferson / Buena Vista Humboldt Pocahontas Wright / Clarke Decatur Lucas Wayne Monroe / Warren Marion Mahaska Keokuk Washington Louisa / /
Presidential Disaster Declaration DR-4126, Public Assistance Severe Storms, Tornadoes, and Flooding - May 19-June 14, 2013 Lyon