WPAs in Polk County, MN Winger WPA1,758 acres Erskine Complex WPA1,348 acres Melvin Slough WPA1,212 acres Clarke WPA868 acres Hill River WPA630 acres Jenkins WPA598 acres Vesledahl WPA571 acres Gustafson WPA447 acres Hagen WPA383 acres Salvhus WPA380 acres Maple Lake WPA357 acres Beito WPA323 acres Smith WPA322 acres Woodside WPA315 acres Union Lake WPA298 acres Sollie Enterprises WPA297 acres Maltrod Lake WPA295 acres Jacobson WPA244 acres Lengby WPA233 acres Aasen WPA200 acres Moren WPA191 acres Turtle Lake WPA169 acres Espeseth WPA163 acres Halverson WPA163 acres Vaa WPA161 acres Lepier WPA160 acres Haslie Lake WPA160 acres Hanson WPA158 acres Sand Hill Lake WPA152 acres Opgrand WPA122 acres Foot Lake WPA120 acres Cable Lake WPA119 acres Poplar River WPA97 acres The Nature Conservancy WPA88 acres Underdahl WPA80 acres Hendrickson Lake WPA79 acres Rydell WPA53 acres Farrell WPA39 acres McIntosh WPA36 acres Ness WPA33 acres