The range starts at the east bank of the Salmon River , at an elevation of about . It quickly rises to Grouse Creek Mountain ( 11,085 ft , 3,378 m ) and Dickey Peak ( 11,141 ft , 3,395 m ) , and then descends to Double Springs Pass , location of one of just two roads to cross the range . 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 along the base of the mountains
Borah Peak earthquake
1983 Borah Peak earthquake
Lost River Range