Wisconsin--Portage CountyThis data represents hydrography for Portage County, Wisconsin in 2021 and includes the layers 'Portage_Hydro_POLY_2021' and 'Portage_Hydro_LINE_2021.'Hydro Polygon: This data contains polygons representing lakes, ponds, rivers and streams that are at least 15 feet wide. Attributes include Name, Navigibility (if known), alternate name, and a link to WiDNR bathymetric maps. Hydro Line: This data contains lines representing lakes, ponds, rivers and streams. Attributes include Name, Navigibility (if known), alternate name.]Geodatabasehttps://geodata.wisc.edu/catalog/AD78E5CA-2007-41A0-BB38-52E34FE225D4engPublicInland WatersHydro (Polygon and Line) Portage County, WI 2021DatasetsWisconsin2021UW-Madison Robinson Map Library