Significant Topographic Changes in the United States

Data and Tools

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Date published: August 21, 2018

Topographic Change Viewer

The USGS has developed a national inventory of significant topographic changes based on seamless multi-temporal elevation data and land cover data. The NED and the Shuttle Radar Topography Mission (SRTM) data form a unique pair of seamless elevation datasets that can be used to detect and analyze 20th century topographic surface changes in the United States.  

Date published: May 9, 2018

EarthExplorer

The EarthExplorer (EE) user interface is an online search, discovery, and ordering tool developed by the United States Geological Survey (USGS).  EE supports the searching of satellite, aircraft, and other remote sensing inventories through interactive and textual-based query capabilities.