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Data Series 1032

Coastal Bathymetry Data Collected in 2013 from the Chandeleur Islands, Louisiana

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The bathymetry DEM is presented in GeoTiff format and can be opened directly in Esri ArcGIS 10.2 or higher. The map documents and shapefiles provided in this report were created in Esri ArcGIS 10.2.2, and all vector and raster files are included with the Geographic Information System (GIS) zipped GIS project that can be downloaded from the table below. The data layers provided may also be viewed using the free GIS viewer ArcGIS Explorer ( All data files presented in this report use the projected coordinate system North American Datum of 1983 (NAD83), Universal Transverse Mercator (UTM) Zone 16 North (16N), and all elevations are North American Vertical Datum of 1988 (NAVD88) orthometric heights, derived from the GEOID09 geoid model unless otherwise indicated.

NOTE: These data are scientific in nature and are not to be used for navigation purposes. Any use of trade names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

Preview File Description File Format Download File Metadata
thumbnail image of data Esri ArcGIS project Esri Files (28 MB) Included with download
Bathymetry DEM
50-m cell size
GeoTIFF 32-bit floating point (0.193 MB) Included with download
thumbnail image of data Single-beam soundings ASCII (120 MB) Included with download
Single-beam tracklines Esri shapefile (26 MB) Included with download
thumbnail image of data Swath data 5-m BASE resolution ASCII (15 MB) Included with download
Swath tracklines Esri shapefile (.074 MB) Included with download

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Page Last Modified: Thursday, January 05, 2017, 02:37:41 PM