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U.S. Geological Survey
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Pennsylvania Spatial Data Access (PASDA)
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Search Results
31. National Land Cover Database 2001 - Imperviousness Layer - Pennsylvania and Northeast
2003. U.S. Geological Survey. The National Land Cover Database 2001 for mapping zone 60 was produced through a cooperative project conducted by the Multi-Resolution Land Charact...
32. National Land Cover Database 2001 - Imperviousness Layer - Western Pennsylvania and Ohio
2003. U.S. Geological Survey. The National Land Cover Database 2001 for mapping zone 47 was produced through a cooperative project conducted by the Multi-Resolution Land Charact...
33. National Land Cover Database 2001 - Land Cover Layer - Pennsylvania and Northeast
2003. U.S. Geological Survey. The National Land Cover Database 2001 land cover layer for mapping zone 60 was produced through a cooperative project conducted by the Multi-Resolu...
34. National Land Cover Database 2001 - Land Cover Layer - Southeast
2003. U.S. Geological Survey. The National Land Cover Database 2001 land cover layer for mapping zone 54 was produced through a cooperative project conducted by the Multi-Resolu...
35. National Land Cover Database 2001 - Land Cover Layer - Western Pennsylvania and Ohio
2003. U.S. Geological Survey. The National Land Cover Database 2001 land cover layer for mapping zone 47 was produced through a cooperative project conducted by the Multi-Resolu...
36. National Land Cover Database 2001 - Tree Canopy Layer - Western Pennsylvania and Ohio
2004. U.S. Geological Survey. The National Land Cover Database 2001 tree canopy layer for mapping zone 47 was produced through a cooperative project conducted by the Multi-Resol...
37. New York state boundary with offshore boundaries
2005. U.S. Geological Survey. New York state boundary inculdes offshore boundaries (oceans, bays, and great lakes). This map layer portrays the State boundaries of the United St...
38. Quadrangle Boundaries for the continental United States
2002. U.S. Geological Survey. Quadrangle Boundaries for the continental United States and Hawaii.
39. Quadrangle Boundaries: Pennsylvania
2002. U.S. Geological Survey. Quadrangle Boundaries of Pennsylvania.
40. Topographic Maps (DRG) for Pennsylvania 1:24,000 - Albers - cropped collars
1996. U.S. Geological Survey. A Digital Raster Graphic (DRG) is a raster image of a scanned USGS topographic or planimetric map with cropped collars in Albers projection.