Hydroelectric dam locations. Shoreline Maps Mapped shorelines of the Great Lakes. Lake names have been checked for accuracy. Detailed wetland maps with attribution. Boundary Maps Statistical grids, statistical districts, general coastal boundaries, and whitefish management units by Great Lake.
Cities contain some attribution.
Section lines and county boundaries with cartographic labels. Suitable for general county or regional level type mapping. These data have undergone rigorous error checking to become certified. 230KB State Ownership Maps Generalized map of state ownership based on a quarter-quarter sectional grid system. Spatially referenced images of USGS 7.5 minute quadrangles mosaiced by county.