Shapefile of the flood-inundation maps for the Salamonie River at Portland, Indiana

Digital flood-inundation maps for a 6.5-mile reach of the Salamonie River at Portland, Indiana, were created by the U.S. Geological Survey (USGS) in cooperation with...美国地质调查局（U.S. Geological Survey, USGS）与相关方合作，为印第安纳州波特兰市境内萨拉蒙尼河6.5英里的河道段编制了数字洪水淹没地图。