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The Samuel Roberts Noble Foundation
The Samuel Roberts Noble Foundation is an independent, nonprofit institute headquartered in Ardmore, Okla. Founded in 1945, the Noble Foundation conducts direct operations,... -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for Union County
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The... -
Places
U.S. Populated Place Points represents populated places that include census designated places, consolidated cities, and incorporated places within United States identified by... -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for...
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The... -
Geologic Map of West Virginia
1968 geological map of West Virginia. Also includes separate fold and fault coverages from the same map. In 1968 the West Virginia Geological and Economic Survey (WVGES)... -
Maryland Department of Natural Resources: GeoSpatial Data Center
Downloadable geospatial data for the state of Maryland. Data is categorized by county and data layer. Layers include infrastructure, floodplains, critical area, and protected... -
Karst in the United States: A Digital Map Compilation and Database
From the site: "This report describes new digital maps delineating areas of the United States, including Puerto Rico and the U.S. Virgin Islands, having karst or the potential... -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for Snyder County
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The... -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for...
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The... -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for...
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The... -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for...
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The... -
OH Digital Ortho Quarter Quads DOQQs
Ohio Digital Ortho Quarter Quads (DOQQs) -
U.S. Census Bureau - Geography
Easy access to census data in map, KML, shapefile, and other formats. Could be used for GIS mapping. -
Pennsylvania Spatial Data: Physiographic Provinces 1:500,000
From the site: "Late in 1994, the Pennsylvania Bureau of Topographic and Geologic Survey was asked to develop a digital physiographic provinces map at 1:100,000 scale. The then-... -
KY Major Rivers 1100k scale
Kentucky Major Rivers (1:100k scale) -
KY Fresh-Saline Water Interface Map
KY Fresh-Saline Water Interface Map -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for...
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The... -
EIA North America Shale Plays
A map displaying the Shale Plays of North America. -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for Perry County
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The... -
Pennsylvania Spatial Data: Soil Survey Geographic (SSURGO) database for Butler County
From the site: "This data set is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperative Soil Survey. The...