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M 4.8 earthquake — 38 km ESE of Halibut Cove, Alaska
April 20, 1977 · USGS event usp0000ng3
Magnitude
4.8 (mb)
Depth
33 km
Location
38 km ESE of Halibut Cove, Alaska
Coordinates
59.451, -150.606
Other earthquakes in Alaska around this time
M 4.5 · 41 km NNW of Petersville, AlaskaApril 20, 1977M 4.5 · 63 km SSW of Nikolski, AlaskaApril 24, 1977M 4.9 · 149 km SW of Nikolski, AlaskaApril 16, 1977M 4.7 · 132 km SSE of Cordova, AlaskaApril 29, 1977M 4.5 · 51 km SW of Skwentna, AlaskaMay 7, 1977M 4.6 · 254 km S of King Cove, AlaskaApril 2, 1977
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.