All Maps
Explore all USGS Maps and refine your search by type, topic, year, location, and advanced search.
Filter Total Items: 9587
Types of damage that could result from a great earthquake in the New Madrid, Missouri, seismic zone Types of damage that could result from a great earthquake in the New Madrid, Missouri, seismic zone
In the winter of 1811–1812 a series of three great earthquakes occurred in the New Madrid seismic zone. In addition to the three principal shocks, at least 15 other earthquakes, Io ≥ VIII, occurred within a year of the first large earthquake on December 16, 1811. The three main shocks were felt over the entire eastern United States. They were strong enough to cause minor damage as far...