Dataset: Gulf of Maine Digital Elevation Models (DEMs)/USGS Gulf of Maine DEM (3 arc sec) V1.0
Data format: netCDF
Data type: GRID
Naming Authority: gov.usgs.er.whsc
summary: (version 1.0) This 3 arc second digital elevation model of the Gulf of Maine was created using a variety of sources: GEODAS digital soundings from NOAA, NWATL Tiled Database v0.9 from the Canadian Hydrographic Service, swath bathymetry from USGS/Massachusetts Coastal Zone Management, The Gulf of Maine Mapping Initiative and UNH, DBDB-V gridded data from NAVOCEANO, Smith and Sandwell v12.1 global elevation/bathymetry data, OLEX system data, digitized data from NOS charts, NED elevation data in the US, and SRTM elevation data in Canada. All data was converted to the NAD83 horizontal datum and the NAVD88 vertical datum. Full documentation can be found at: http://pubs.usgs.gov/of/2011/1127/. For more information or to report issues, please contact Rich Signell (email@example.com).