20211122 12243500 1.0 TRUE Chatham Shoreline (CUSP) These data provide available contemporary high-resolution national shoreline. The Continually Updated Shoreline Product is provided via the National Shoreline Data Explorer application. The National Geodetic Survey (NGS) The National Oceanic and Atmospheric Administration (NOAA) The NOAA Shoreline Data Explorer (NSDE) U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), National Ocean Service (NOS), National Geodetic Survey (NGS)