• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

Gravity for the Re-definition of the American Vertical Datum (GRAV-D) is a project initiated by NOAA's National Geodetic Survey to collect and monitor gravity data suitable for the re-definition...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

This data contains a set of geodetic control stations maintained by the National Geodetic Survey. Each geodetic control station in this dataset has either a precise Latitude/Longitude used for...

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• Organization: Department of the Interior
• Updated: 2020-08-12T00:00:00Z

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...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-04-03T00:00:00.000+00:00

This file contains a list of geodetic bench marks, identified by a Permanent Identifier (PID), each of which have a precise orthometric height determined by geodetic leveling, a precise ellipsoid...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-09-01T00:00:00.000+00:00

Within the NOAA National Ocean Service (NOS), the NOAA National Geodetic Survey (NGS) has a federal mandate to provide accurate positioning, including heights, to all federal non-military mapping...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-10-18T00:00:00.000+00:00

NOAA's National Centers for Environmental Information (NCEI) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-07-01T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions in the Gulf of Mexico. These integrated...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-07-01T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions in the Gulf of Mexico. These integrated...

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• Organization: Vermont Center for Geographic Information
• Updated: 2025-03-11T12:48:43.000Z

The Vermont Water Quality Standards (VTWQS) are rules intended to achieve the goals of the Vermont Surface Water Strategy, as well as the objective of the federal Clean Water Act which is to...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2009-06-30T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building coastal-relief models (CRM) for select U.S. coastal regions. Bathymetric, topographic, and shoreline data used in DEM compilation are...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-04-10T00:00:00.000+00:00

NOAA's National Centers for Environmental Information (NCEI) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-09-11T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic DEMs are used...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-06-24T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic DEMs are used...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-01-21T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic DEMs are used...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-02-14T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) created a bathymetric digital elevation model (DEM) for the Mariana Trench and adjacent seafloor in the Western Pacific Ocean. Bathymetric data used...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-12-31T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions in the Gulf of Mexico. These integrated...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2010-12-31T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions in the Gulf of Mexico. These integrated...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-09-09T00:00:00.000+00:00

NOAA's National Centers for Environmental Information (NCEI) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-01-21T00:00:00.000+00:00

NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic DEMs are used...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-09-17T00:00:00.000+00:00

NOAA's National Centers for Environmental Information (NCEI) is building high-resolution digital elevation models (DEMs) for select U.S. coastal regions. These integrated bathymetric-topographic...

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