Quaternary Fault and Fold Database of the United States
This database contains information on faults and associated folds in the United States that demonstrate geological evidence of coseismic surface deformation in large earthquakes during the Quaternary (the past 1.6 million years).
U.S. Geological Survey. 2018a. Quaternary Fault and Fold Database of the United States. Earthquake Hazards Program. Available at: Faults. Accessed April 1, 2018.