Significant Earthquakes and Faults
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Fault Name Index
Cerro Prieto Fault
Type of Faulting: right-lateral
Length: 115 km
Nearest Communities: Cerro Prieto, Delta, Sonora (all in Mexico)
Last Surface Rupture: 1934, along southern half; otherwise, Quaternary
Slip Rate: uncertain
Interval Between Major Ruptures: unknown
Probable Magnitudes: MW6.5 - 7.5
Other Notes: Difficult to trace in the alluvium of the Colorado River delta.
This fault is featured on the following map:
Southern Fault Map
