GIS Layers and Descriptions

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Data Sets *Data Type Description
Assessing    
Parcels Polygon Ownership Parcels
Base Data    
Roads Line Transportation network
Section Lines Polygon Grand Blanc sections
FEMA Q3 Floodplains Polygon Floodplains (Note: Information not as detailed as FEMA Flood Insurance Rate Maps ( FIRMs)
MIRIS Wetlands Polygon Wetlands, delineated by the State of Michigan, 1978
Municipal Boundaries Polygon Municipal boundaries of Grand Blanc and the City of Grand Blanc
Native Landscape Polygon Native landscape of Grand Blanc Township
NWI Wetlands Polygon National Wetlands Inventory, 1980
Railroads Line Railroads
Rivers and Streams Line Rivers and Streams
Soils Polygon Soil Types
Structures Polygon Structures
Water Bodies Polygon Water Bodies
Watersheds Polygon Watershed Areas
Clerk    
Garbage Collection Polygon Garbage collection schedule regions
School District Boundaries    
- Elementary Polygon Elementary School District boundaries
- High School Polygon High School District boundaries of Grand Blanc and surrounding areas
Congressional Districts Line Congressional District boundaries
Voting Precincts Polygon Voting precinct boundaries  
Voting Places Line Voting locations

DPW

   
Water Features    
- Valves Point Valves
- Hydrants Point Hydrants
- Fittings Point Fittings
- Waterlines Line Waterlines
- Water Meters Point Water Meters
- Production Wells Point Production Wells
- Pump Stations Point Pump Stations
- Storage Basins Point Storage Basins
Sewer Features    
- County Flow Meters Point County Flow Meters
- Gravity Mains Line Gravity Mains
- Lift Stations Point Lift Stations
- Manholes Point Manholes
- Pressurized Mains Line Pressurized Sewer Mains
Parks and Rec    
Activity Locations Point Activity Locations
Zoning    
Bike Routes Line Bike paths
Subdivisions Polygon Subdivisions
Zip Codes Polygon Zip code boundaries
Zoning Districts Polygon Zoning boundaries
Cell Tower Locations Point Cell tower locations
Future Land Use Polygon Future land use based on 1990 Master Plan
     
Aerial Photography Black and White aerial photos from March 1999.   6"-pixel resolution
  Black and White aerial photos from Mach 2004. 6"- Pixel resolution
  Color aerial photos from March 2006. 6"- pixel resolution
  Color aerial photos from March 2009. 6"- pixel resolution
Digital Imagery Color and near-infrared imagery from September 2001. 1-meter pixel resolution

*Data layers cover geographic area of Grand Blanc Township unless otherwise noted. Revised 04/01/2014