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Summary geochemical maps, Hoover Wilderness and adjacent study area, Mono and Tuolumne counties, California Summary geochemical maps, Hoover Wilderness and adjacent study area, Mono and Tuolumne counties, California
The Hoover Wilderness and the adjacent Hoover Extension (East), Hoover Extension (West), and Cherry Creek A Roadless Areas (the adjacent study area) encompass approximately 153,900 acres (241 mi2; 623 km2) in the Inyo, Stanislaus, and Toiyabe Naitonal Forests, Mono and Tuolumne Counties, Calif. These two areas lie along and mostly east of the crest of the Sierra Nevada, along the north...
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...