Click on the hyperlink in the 'Layer Name' column to view a metadata record for the corresponding layer.

Layer Name Description
Geographic Name Geographic Names Information System
City Cities
State State Boundaries
County County Boundaries
250k Quad 1° x 2° (1:250,000) USGS Quadrangle Boundaries
100k Quad 30' x 60' (1:100,000) USGS Quadrangle Boundaries
24k Quad 7.5' (1:24,000) USGS Quadrangle Boundaries
Road Major Roads
General Topo Map Generalized 1:250,000-scale Digital Raster Graphic
250K Topo Map 1:250,000-scale Digital Raster Graphic
100K Topo Map 1:100,000-scale Digital Raster Graphic
24K Topo Map 1:24,000-scale Digital Raster Graphic