NOTE: Surveys shown are the most recent available. For information regarding previous surveys, contact the Navigation Section.
Hydrographic surveys are in Bentley Microstation V8-XM DGN format. Click on the self extracting ZIP file below and save to your hard drive. Open the survey in your CADD Software Product or Bentley (Free) View software. See Bentley website to obtain free viewer.
XYZ Data – ASCII (space delimited) bathymetry sounding data, sorted for minimum depths for printing within a scale dependant plot for data represented within CAD file.
Hydrographic Surveys, Survey Results / Channel Condition Reports are in PDF format.