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Watersheds
Created from USGS 7.5 minute Topographic Quadrangles. MIRIS digital base maps used as control reference. Identifies watershed boundaries and the direction of the water flow. -
Wetland Code Definitions, 2015
This table includes the code definitions for the Attribute field in the National Wetlands Inventory LLWFA dataset. This field consists of several sub-codes that interact with... -
Wetlands, 2015
This data set represents the extent, approximate location and type of wetlands and deepwater habitats in the conterminous United States. These data delineate the areal extent of... -
Livingston County Elevation Contours (fgdb)
By using this data, you agree to the SEMCOG Copyright License Agreement. 1-foot elevation contour lines for Livingston County, Michigan, stored in file geodatabase format.... -
Macomb County Elevation Contours (fgdb)
By using this data, you agree to the SEMCOG Copyright License Agreement. 1-foot elevation contour lines for Macomb County, Michigan, stored in file geodatabase format. Created... -
Land Use, 2020
SEMCOG's 2020 land use layer contains one polygon for each of 20 land use categories present in each community. Land use in the City of Detroit is further subdivided by the... -
Elevation Quick Facts
By using this data, you agree to the SEMCOG Copyright License Agreement. Details about SEMCOG's LiDAR data products, including LiDAR point cloud, DEM, and 1-foot contour lines,... -
Group Quarters Facilities, 2020
The Group Quarters Facilities data layer contains information on both institutional and non-institutional group quarters facilities in Southeast Michigan. According to the...