Altamaha River, GA (S150) Bathymetric Digital Elevation Model (30 meter resolution) Derived From Source Hydrographic Survey Soundings Collected by NOAA
Bathymetry for the Altamaha River was derived from three surveys containing 16,511 soundings. One less accurate, overlapping survey was deleted before tinning the data. The average separation between soundings was 49 meters. The three surveys used all dated from 1934. The total range of sounding data was 1.2 meters to …