Southern California Earthquake Data Center

Significant Earthquakes and Faults

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Fault Name Index

Harper Lake Fault

Type of Faulting: right-lateral strike-slip
Length: 21 km
Nearest Communities: Barstow, Lenwood
Most Recent Surface Rupture: Late Quaternary
Slip Rate: roughly 0.9 mm/yr
Interval Between Major Ruptures: uncertain
Probable Magnitudes: MW 6.0 - 6.7
Other Notes: roughly continuous with the Harper fault zone; probable magnitude of a surface rupture event is greater in the case of a simultaneous rupture with the Harper fault zone

 

References


This fault is featured on the following maps:
Mojave Fault Map

 

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