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M 5.5 earthquake — 1966 Parkfield, California Earthquake
June 28, 1966 · USGS event ci3330127
Magnitude
5.47 (ml)
Depth
6 km
Location
1966 Parkfield, California Earthquake
Coordinates
35.791, -120.294
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.