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Federal
Digital Raster Graphic (DRG) image of U.S. Geological Survey standard series topographic map of Rincon, Puerto Rico (rincon_drg.tif)
Department of the Interior —
The Digital Raster Graphic (DRG) is a raster image of a scanned USGS topographic map including the collar information, georeferenced to the UTM grid. This version of... -
Federal
Data for statewide assessment of New York's karst aquifers with an inventory of closed-depression and focused-recharge features
Department of the Interior —
The New York State Departments of Environmental Conservation and Health are concerned about groundwater contamination in the carbonate-bedrock aquifers with the... -
Federal
Topographic Map image of the San Gorgonio Pass area, Riverside County, California.
Department of the Interior —
This Digital Raster Graphic (DRG) was created using scanned U.S. Geological Survey 7.5-minute 1 to 24,000 scale maps georeferenced in Universal Transverse Mercator... -
Federal
Digital Hydrologic Cataloging-Unit Boundaries for the Powder River, Wyoming, at 1:24,000 Scale
Department of the Interior —
This data set contains hydrologic cataloging-unit boundaries for selected units within the Powder River drainage basin of Wyoming. The hydrologic unit boundaries were... -
Federal
Boundary of the Eagle River Watershed Valley-Fill Aquifer, Eagle County, North-Central Colorado, 2006-2007
Department of the Interior —
This vector data set delineates the approximate boundary of the Eagle River watershed valley-fill aquifer (ERWVFA). This data set was developed by a cooperative...