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National Shoreline Change

June 17, 2020

Exploring Shoreline Positions of the United States From the 1800s To The Present. This geonarrative explains how the USGS derives shorelines from various data sources, and how shoreline change rates are generated from these data. The Natural Hazards Mission Area programs of the USGS develop and apply hazard science to help protect the safety, security, and economic well-being of the Nation.

Screenshot of an image from another web site product displaying various lines indicating shoreline positions from 1852-1997.
The National Shoreline Change geonarrative explains how various types of data such as historical maps, aerial imagery, and lidar are used to calculate changes in shoreline position across time. The series of geonarratives introduces partners and stakeholders to the data and tools available to them through the Coastal Change Hazards program.