"GISSC is focused on the effective and efficient use of Geographic Information System (GIS) technologies throughout the state of Ohio. OGRIP Ohio Geographically Referenced Information Program serves as the primary coordinating body for spatial and geographic information initiatives between federal, state, regional and local governments."

GIS data for Ohio, including digital topographic maps, digital air photos, and digital elevation models. The following can be downloaded (free) :

• Digital Line Graphs (DLGs)http://oit.ohio.gov/SDD/ESS/Gis/DigitalLineGraphs.aspx
• Digital Orthophoto Quarterquadrangles (DOQQs) http://oit.ohio.gov/SDD/ESS/Gis/DigitalOrthoQuads.aspx
• Digital Raster Graphics (DRGs)http://oit.ohio.gov/SDD/ESS/Gis/DigitalRasterGraphics.aspx
• Digital Elevation Models (DEMs)http://oit.ohio.gov/SDD/ESS/Gis/DigitalElevationModels.aspx