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M 4.6 earthquake — 41 km WSW of Ferndale, California
March 30, 1947 · USGS event ushis1574
Magnitude
4.6 (ml)
Depth
—
Location
41 km WSW of Ferndale, California
Coordinates
40.380, -124.680
Other earthquakes in California 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.