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 / Alaska

M 4.7 earthquake — 32 km E of Koyuk, Alaska

March 22, 1978 · USGS event usp0000thr

Magnitude
4.7 (mb)
Depth
33 km
Location
32 km E of Koyuk, Alaska
Coordinates
64.879, -160.482

Full USGS event page →

Other earthquakes in Alaska around this time

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 4.7 earthquake — 32 km E of Koyuk, Alaska | DisasterAtlasUSA