First of all, I would like to thank to the Mighty God, Allah SWT and all supporung organizations and institutions who make this 2013 INTERNATIONAL SEMINAR AND WORKSHOP ON HYDROGRAPHY (ISWH 2013) happen. The event is organized by Indonesian Surveyor Association (ISI) and Indonesian Hydrographic Socety (MHI together with Geospatial Information Agency (BIG), Hydro-Oceanographic Office (DISHIDR…