The local coastline refers to the stretch of shoreline that is closest or most proximal to a particular location, usually referring to an area within a specific region. Full definition
During the heavy winter storms of the 1997/1998 El Niño, 10 meters of local coastline were rapidly eroded, eliminating the last vestiges of the backyards that had survived the 1982 El Nino (see pre-1997 photograph below). (landscapesandcycles.net)
You will not enjoy a better view of the gorgeous local coastline than from the polished wood decks of the Columbus. (cancuntours.net)
When water along the local coastline retreated, experts at the hurricane center recognized what had happened. (sciencenewsforstudents.org)