Search Data.gov
Found 2042 dataset(s) matching "Hydrographic datasets".
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This dataset consists of 1:500,000-scale polygons of geologic units grouped into hydrogeologic units and estimated specific yield ranges for the easternmost 4–5 miles of the middle Carson River...
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This dataset consists of a polyline representing a groundwater divide for spring 1972, Smith Valley, Nevada, digitized from plate 2 of the 1976 publication: Rush, F.E.,and Schroer, C.V., 1976,...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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The USGS, in cooperation with NOAA, is producing detailed maps of the seafloor off southern New England. The current phase of this cooperative research program is directed toward analyzing how...
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This dataset consists of polylines representing groundwater-level altitude contours for spring 1972, Smith Valley, Nevada, digitized from plate 2 of the 1976 publication: Rush, F.E.,and Schroer,...
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This dataset consists of polylines representing simulated groundwater elevation contours developed to visualize groundwater-level trends for each map figure extent (larger work, figure 22) for...
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These data were collected under a cooperative agreement between the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal and Marine Geology Program,...
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Release of ships of opportunity XBT data compiled by the Maritime Environment Information Centre at the UKHO. The data represents 5 years (1995 - 2000) of archived SOOP XBT observations. The...
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These data were collected as part of the Great Lakes Restoration Initiative (GLRI) project template 678-1 entitled “Evaluate immediate and long-term BMP effectiveness of GLRI restoration efforts...
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These data were collected as part of the Great Lakes Restoration Initiative (GLRI) project template 678-1 entitled “Evaluate immediate and long-term BMP effectiveness of GLRI restoration efforts...
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This dataset includes discrete profile measurements of chlorofluorocarbons (CFC-12), temperature, salinity, oxygen, nutrients, ammonium and sulfur hexafluoride (SF6) collected during the R/V...
