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Borah Peak, also known as Mount Borah or Beauty Peak, is a mountain in the western United States and the highest summit in Idaho. [4] One of the most prominent peaks in the contiguous United States, [5] it is located in the central section of the Lost River Range, within the Challis National Forest in eastern Custer County.
The 1983 Borah Peak earthquake occurred on October 28, at 8:06:09 a.m. MDT in the western United States, in the Lost River Range at Borah Peak in central Idaho. [5] [6] [7]The shock measured 6.9 on the moment magnitude scale and had a maximum Mercalli intensity of IX (Violent).
Nearby is an interpretive site explaining the effects of the magnitude 6.9 Borah Peak earthquake that hit the range on October 28, 1983. The Big Lost River Valley fell and the Lost River Range rose, leaving a fault scarp of up to 14 ft (4.3 m) along the base of the mountains. Borah Peak, Idaho, looking east (note 1983 earthquake fault scarp ...
Borah Peak is the highest summit of the U.S. State of Idaho. This article comprises three sortable tables of major mountain peaks [1] of the U.S. State of Idaho. The summit of a mountain or hill may be measured in three principal ways: The topographic elevation of a summit measures the height of the summit above a geodetic sea level.
In the contiguous United States (i.e. excluding Alaska and Hawaii), the northernmost, southernmost, westernmost, and easternmost major summits are Kintla Peak in Montana, Mount Graham in Arizona, Mount Shasta in California, and East Spanish Peak in Colorado, respectively.
On Friday, October 28, 1983, the Borah Peak earthquake occurred at 8:06 am MDT, measured at 6.9 on the moment magnitude scale. The Challis-Mackay region experienced rather thorough damage, with 11 commercial buildings and 39 homes with major damage; while another 200 houses were damaged, minor to moderately.
Mount Elbert in the Sawatch Range is the highest summit of the Rocky Mountains and the U.S. State of Colorado.. This article comprises three sortable tables of major mountain peaks [1] of the Rocky Mountains of North America.
Idaho's highest point is Borah Peak, 12,662 ft (3,859 m), in the Lost River Range north of Mackay. In 1983, an earthquake there caused two fatalities. [2] [3] Idaho's lowest point, 710 ft (216 m), is in Lewiston, where the Clearwater River joins the Snake River and continues into Washington.