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"OpenStreetMap contributors"
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Topography maps and information about Virginia, includes links to other topography sites.
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Gathering Resources...Ohio Statewide Imagery Data-
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Gathering Resources...From the site: "Digital elevation model (DEM) data are arrays of regularly spaced elevation values referenced horizontally either to a Universal Transverse Mercator (UTM)...-
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Gathering Resources...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...-
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Gathering Resources...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)...-
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Gathering Resources...DNR has undergone a project to re-engineer and redesign its information systems for all offices of the department. Specifically, DNR has implemented Strategic Online Natural...-
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Gathering Resources...This dataset is obsolete. For current watershed boundary data, use the NRCS's new watershed dataset. This shapefile describes 'watershed' hydrologic units, which are a...-
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Gathering Resources...The 7.5-minute digital elevation model (DEM) data are digital representations of cartographic information in a raster form. The DEMs consists of an array of elevations for...-
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Gathering Resources...Database containing more than 33,466 records on water quality from 1986 to the present from 622 testing sites throughout Pennsylvania. Information in records includes at least...-
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Gathering Resources...The U.S. Geological Survey (USGS) stream-gauging program provides streamflow data for a variety of purposes that range from current needs, such as flood forecasting, to future...-
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Gathering Resources...TDEC is continuously striving to create better business practices through GIS and one way that we have found to provide information and answer some question is utilizing an...-
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Gathering Resources...These DEMs consist of an array of elevations for ground positions at regularly spaced 3-meter intervals. They were created from mass points and breaklines collected as part of...-
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Gathering Resources...The National Elevation Dataset (NED) is a new raster product assembled by the U.S. Geological Survey. The NED is a seamless mosaic of best-available elevation data with a...-
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Gathering Resources..."The Geological Society of America’s (GSA) Geologic Map of North America (Reed and others, 2005; 1:5,000,000) shows the geology of a significantly large area of the Earth,...-
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Gathering Resources...From the site: “A Digital Raster Graphic (DRG) is a scanned image of a U.S. Geological Survey (USGS) topographic map. An unclipped scanned image includes all marginal...-
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Gathering Resources...From the site: “A Digital Raster Graphic (DRG) is a scanned image of a U.S. Geological Survey (USGS) topographic map. An unclipped scanned image includes all marginal...-
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Gathering Resources...Ohio Digital Ortho Quarter Quads (DOQQs)-
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Gathering Resources...A Digital Raster Graphic (DRG) is a scanned image of a U.S. Geological Survey (USGS) topographic map. An unclipped scanned image includes all marginal information, while a...-
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Gathering Resources...Ohio Digital Elevation Models (DEMs)-
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Gathering Resources...KY Sinkhole Drainage Areas-
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