GIS data derived for studies of the landscape of Shenandoah National Park Click on link to download data. Vegetation Communities: Association-level vegetation communities (v.1.1) (zip) Landforms (zip) Ecological land units (zip) Fire Products for Farsite: Note: Data is in ASCII grid format, projection UTM Zone 17, NAD83 Datum, 15 m cell resolution (3969 x 6589 cells). Elevation (zip) Aspect (zip) Slope (zip) Canopy Closure (zip) Fuel Model - Spring (zip) Fuel Model - Fall (zip) Park boundary grid (zip) Topographic Gradients: Note: Data is in Erdas Imagine image format or ArcGRID, projection UTM Zone 17, NAD83 Datum. Elevation - 15m cells (zip) Aspect (Beers transform) - 15m cells (zip) Relative Slope Position - 15m cells (zip) Topographic Relative Moisture Index - 15m cells (zip) Slope - 15m cells (zip) Terrain Shape Index - 15m cells (zip) Relative Solar Insolation - Average of soltices and equinoxes - 15m cells (zip) Geology - Gathwright (1976) - 15m cells (zip) Topographic convergence index - 15m cells (zip) Relative moisture index - 15m cells (zip) Planform curvature - 15m cells (zip) Profile curvature - 15m cells (zip) Explanation of Topographic Gradients