• Organization: Department of the Interior
• Updated: 2020-10-13T00:00:00Z

A digital elevation model (DEM) of a portion of the north shore of Lake Pontchartrain, Louisiana, was produced from remotely sensed, geographically referenced elevation measurements by the U.S....

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1992-01-01T00:00:00.000+00:00

In order to determine the current status of and detect any long-term trends in the environmental quality of U.S. nearshore waters, NOAA initiated the National Status and Trends program in 1984...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-04-22T00:00:00.000+00:00

These unprojected (geographic coordinates) 3-Zone Average Annual Salinity Digital Geographies are based on analysis of long-term salinity data for 147 estuaries of the contiguous United States....

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1992-01-01T00:00:00.000+00:00

The National Status and Trends (NS&T) Benthic Surveillance Project Chemistry data file reports the trace concentrations of a suite of chemical contaminants in marine sediment and benthic fish...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1992-01-01T00:00:00.000+00:00

This data set reports information regarding the nominal sampling locations for the National Status and Trends Benthic Surveillance Project sites. One record is presented per site. Each record...

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