Earthquake Faults and Folds in the USA This feature layer, utilizing data from the U.S. Geological Survey"s (USGS) Earthquake Hazards Program (EHP), displays known faults and folds in the U.S. This layer, per USGS, “contains information on faults and associated folds in the United States that demonstrate geological evidence of coseismic surface deformation in large earthquakes during the past 1.6 million years (Myr).” Central Virginia Fault Area Data downloaded: June 2026Data source: FaultsData modification: noneFor more information: Earthquake Hazards ProgramFor feedback please contact: ArcGIScomNationalMaps@esri.comNote: the map is designed to be displayed at a "States scale", in order to showcase the contents more efficiently. U.S. Geological Survey Per USGS, "The USGS provides science about the natural hazards that threaten lives and livelihoods; the water, energy, minerals, and other natural resources we rely on; the health of our ecosystems and environment; and the impacts of climate and land-use change."