The data files in this directory are provided by NOAA Office of Coast Survey and National Geophysical Data Center. They are provided without copyright or redistribution restrictions as specified in the following download agreements:

http://www.nauticalcharts.noaa.gov/mcd/Raster/download_agreement.htm
http://www.nauticalcharts.noaa.gov/mcd/enc/download_agreement.htm
http://www.ngdc.noaa.gov/ngdcinfo/privacy.html#disclaimer
