I am searching for US coastal topography from the mean high tide to approx. 500 yds. offshore. I have tried NOAA, Scripps & Army Corps of Engineers. My interest is to define the bottom at quality surf spots in the US and Hawaii.
Thanks for the input. I've spoken with the west coast representatives with little success but will follow up on your suggestion re: the Hawaiian connection.
or buy a CD of all the available data from the National Geophysical Data Center (recommended). I've used this data to model wave transformation at several surf sites, including Mavericks, CA; Manasquan, NJ; and Mayport, FL (see