Shoreline Data Rescue Project of Delaware River, PA, EC7E06

These data were automated to provide an accurate high-resolution historical shoreline of Delaware River, PA suitable as a geographic information system (GIS) data layer. These data are derived from shoreline maps that were produced by the NOAA National Ocean Service including its predecessor agencies which were based on an office interpretation of imagery and/or field survey. The NGS attrib...

本数据集经过自动化处理，旨在提供精确的高分辨率历史岸线信息，适用于地理信息系统（GIS）数据层。数据源自美国国家海洋与大气管理局（NOAA）国家海洋服务部门及其前身机构所制作的岸线地图，这些地图基于对影像和/或现场调查的办公室解读，并由美国国家地理空间情报局（NGS）提供属性信息。