Found 45 datasets matching "National Geodetic Vertical Datum of 1929".
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Edited daily water-level data recorded at monitoring sites in and near Miami-Dade County, Florida, during the 1974-2009 water years. [All data have been converted from the original vertical datum...
Search relevance: 104.54 | Views last month: 2 -
Excel table providing the daily water level data from the National Park Service, Everglades National Park, the South Florida Water Management District, and the U.S. Geological Survey during...
Search relevance: 89.77 | Views last month: 0 -
Points representing locations of wells in which water levels were measured, and values of water-level altitudes above the National Geodetic Vertical Datum of 1929 for June 1 to November 30...
Search relevance: 89.52 | Views last month: 0 -
This dataset is the product of a geospatial interpolation using groundwater-level data obtained from a U.S. Geological Survey (USGS) synoptic survey of 129 groundwater wells in Fauquier County, VA...
Search relevance: 88.14 | Views last month: 0 -
This dataset is the product of a geospatial interpolation using groundwater-level data obtained from a U.S. Geological Survey (USGS) synoptic survey of 129 groundwater wells in Fauquier County...
Search relevance: 87.08 | Views last month: 0 -
The U.S. Geological Survey (USGS) has collected or incorporated over 20,000 physical property measurements into an ASCII database. These data are primarily from the western U.S. and Alaska and are...
Search relevance: 85.49 | Views last month: 1 -
This polyline shapefile consists of digital contours that represent the potentiometric-surface altitude of water in the Lloyd and contiguous North Shore aquifer beneath Long Island, New York. The...
Search relevance: 85.03 | Views last month: 1 -
This polyline shapefile consists of digital contours that represent the water table altitude in the upper glacial and Magothy aquifer beneath Long Island, New York. The U.S. Geological Survey...
Search relevance: 85.03 | Views last month: 0 -
This polyline shapefile consists of digital contours that represent the potentiometric-surface altitude of water in the Magothy and contiguous Jameco aquifer beneath Long Island, New York. The...
Search relevance: 83.98 | Views last month: 0 -
In August 2020, the U.S. Geologic Survey acquired high-precision survey data of first-floor doorway threshold elevations at buildings in the Lake Champlain floodplain in Vermont. For a...
Search relevance: 83.32 | Views last month: 0 -
This polyline shapefile consists of digital contours that represent the potentiometric-surface altitude of water in the Magothy and contiguous Jameco aquifer beneath Long Island, New York. The...
Search relevance: 82.93 | Views last month: 0 -
This polyline shapefile consists of digital contours that represent the water table altitude in the upper glacial and Magothy aquifer beneath Long Island, New York. The U.S. Geological Survey...
Search relevance: 82.87 | Views last month: 5 -
This polyline shapefile consists of digital contours that represent the potentiometric-surface altitude of water in the Lloyd and contiguous North Shore aquifer beneath Nassau and Suffolk...
Search relevance: 82.87 | Views last month: 0 -
The U.S. Geological Survey in cooperation with the Arkansas Natural Resources Commission, the Arkansas Geological Commission, and the Louisiana Department of Transportation and Development has...
Search relevance: 73.54 | Views last month: 0 -
In 2006, a cooperative study was established to compile reliable data describing groundwater and surface-water interactions in the Elkhorn and Loup River Basins. The purpose of the study was to...
Search relevance: 72.90 | Views last month: 0 -
In 2006, a cooperative study was established to compile reliable data describing groundwater and surface-water interactions in the Elkhorn and Loup River Basins. The purpose of the study was to...
Search relevance: 72.84 | Views last month: 0 -
This data set consists of digitized water-level elevation contours for the Antlers aquifer in southeastern Oklahoma. The Early Cretaceous-age Antlers Sandstone is an important source of water in...
Search relevance: 72.38 | Views last month: 2 -
A high-resolution (10-meter per pixel) digital elevation model (DEM) was created for the Sacramento-San Joaquin Delta using both bathymetry and topography data. This DEM is the result of...
Search relevance: 70.38 | Views last month: 35 -
Seepage losses (recharge) that occur within the conservation pools of Medina and Diversion Lakes infiltrate the Edwards aquifer and the upper zone of the Trinity aquifer. To quantitatively relate...
Search relevance: 69.78 | Views last month: 0 -
The Pecos River Basin alluvial aquifer, hereinafter referred to as the "Pecos aquifer", is located in western Texas and southeastern New Mexico. The aquifer is primarily composed of alluvial sand...
Search relevance: 69.18 | Views last month: 0
