is dusted with the first snow of the season on a stormy afternoon. A violent 6.9 magnitude earthquake occurred in the Lost River Range on 28 October 2983 and created a 21 mile (34 km) long fault scarp at the foot of the mountain front.
Borah Peak (12,662 ft (3,859 m)). Note the prominent fault scarps at the foot of the lowermost slopes created during the 1983 earthquake.
US Forest Service interpretive site along a fault segment created during the 1983 event. Borah Peak is at the center skyline.