Johnson Valley fault
E1022936
The Johnson Valley fault is a major right-lateral strike-slip fault in the Mojave Desert of Southern California, known for its role in regional seismic activity.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
active fault
ⓘ
geologic fault ⓘ right-lateral fault ⓘ strike-slip fault ⓘ |
| activityStatus | historically active ⓘ |
| associatedWith | regional seismic activity in Southern California ⓘ |
| associatedWithEarthquake | 1992 Landers earthquake GENERATED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| deformationStyle | brittle crustal deformation ⓘ |
| displacementDirection | right-lateral along strike ⓘ |
| displacementType | horizontal displacement ⓘ |
| earthquakeMagnitude | 7.3 (1992 Landers earthquake) ⓘ |
| evidenceFrom |
offset geomorphic features
ⓘ
seismicity patterns ⓘ trenching studies ⓘ |
| faultSystem | Eastern California Shear Zone NERFINISHED ⓘ |
| faultType | high-angle strike-slip fault ⓘ |
| geologicAgeContext | Quaternary activity ⓘ |
| geomorphicExpression | linear valleys and aligned ridges ⓘ |
| hazardType | earthquake hazard ⓘ |
| includedIn | Southern California seismic hazard models ⓘ |
| kinematics | right-lateral strike-slip kinematics ⓘ |
| lithologyContext | crystalline and sedimentary rocks of the Mojave Desert ⓘ |
| locatedIn |
Mojave Desert
ⓘ
Southern California ⓘ |
| mappedBy | geologists using aerial photography and field mapping ⓘ |
| movementType | right-lateral strike-slip ⓘ |
| near |
Johnson Valley, California
NERFINISHED
ⓘ
Landers, California NERFINISHED ⓘ Lucerne Valley, California NERFINISHED ⓘ Twentynine Palms, California NERFINISHED ⓘ |
| orientation | northwest–southeast ⓘ |
| partOf |
Eastern California Shear Zone
NERFINISHED
ⓘ
Mojave Desert fault system NERFINISHED ⓘ |
| plateBoundaryRole | distributes plate motion away from the San Andreas Fault ⓘ |
| primaryHazard | strong ground shaking ⓘ |
| region | San Bernardino County, California NERFINISHED ⓘ |
| relatedTo | other faults of the Eastern California Shear Zone ⓘ |
| riskTo |
communities in Southern California
ⓘ
infrastructure in the Mojave Desert region ⓘ |
| rupturedDuring | 1992 Landers earthquake NERFINISHED ⓘ |
| secondaryHazard | surface fault rupture ⓘ |
| seismotectonicRole | accommodates right-lateral shear between Pacific and North American plates ⓘ |
| slipSense | dextral ⓘ |
| studiedBy | United States Geological Survey NERFINISHED ⓘ |
| tectonicProvince | Basin and Range–Mojave transition zone NERFINISHED ⓘ |
| tectonicSetting | Pacific–North America plate boundary region NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.