Eastern Plains Paleoseismic Studies

Select the Paleoseismic Study of interest to obtain research information from the Colorado Geological Survey’s Earthquake Reference Collection:

Please Note: Blue lines on these maps depict faults that offset Quaternary deposits (less than 2 million years) at a 1:250,000 scale. The location is approximate and should not be used to determine proximity to the actual fault. More information is available on Colorado faults in the Earthquake Reference Collection.

Eastern Plains Trench Map

ERC - Anton Scarp

Noe, David C. “Anton Escarpment Paleoseismologic Investigation Washington County, Colorado.” NEHRP Program FY-2007. Denver, CO: Colorado Geological Survey, Division of Minerals and Geology, Department of Natural Resources, March 31, 2010.