DisasterAtlasUSA

This is a record of past federal disaster declarations, not a forecast. Federal assistance figures are aid obligated under specific programs, not total damages. For current threats, check the National Weather Service and FEMA.

Home / Earthquakes / Idaho

M 6.9 earthquake — The 1983 Borah Peak Earthquake, Idaho

October 28, 1983 · USGS event usp0001zbv

Magnitude
6.9 (mw)
Depth
10 km
Location
The 1983 Borah Peak Earthquake, Idaho
Coordinates
44.058, -113.857

Full USGS event page →

Other earthquakes in Idaho around this time

M 5.4 · 29 km NW of Mackay, IdahoOctober 28, 1983M 5.4 · 23 km E of Clayton, IdahoOctober 29, 1983M 5.5 · 22 km E of Clayton, IdahoOctober 29, 1983M 4.5 · 13 km SE of Challis, IdahoDecember 12, 1983M 4.5 · 23 km S of Clayton, IdahoJanuary 24, 1984M 4.5 · 17 km SSE of Challis, IdahoMarch 2, 1984

Source: U.S. Geological Survey, Earthquake Hazards Program (ANSS Comprehensive Catalog). Magnitudes and locations for older events are revised as methods improve. This is a catalogue record, not a forecast.

M 6.9 earthquake — The 1983 Borah Peak Earthquake, Idaho | DisasterAtlasUSA