Imperial Fault Zone
E1041233
The Imperial Fault Zone is a major active strike-slip fault system in Southern California that forms part of the southernmost extension of the San Andreas Fault system and is a significant source of regional earthquakes.
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
active fault
ⓘ
geologic fault zone ⓘ strike-slip fault ⓘ |
| activityStatus | historically active ⓘ |
| associatedWith |
Gulf of California rift zone
NERFINISHED
ⓘ
Salton Sea geothermal system NERFINISHED ⓘ |
| connectsTo |
Brawley Seismic Zone
NERFINISHED
ⓘ
Cerro Prieto Fault NERFINISHED ⓘ San Andreas Fault NERFINISHED ⓘ |
| country | United States of America ⓘ |
| displacementType | strike-slip ⓘ |
| geologicAge | Quaternary ⓘ |
| hasFeature |
shallow seismicity
ⓘ
surface ruptures during large earthquakes ⓘ |
| hazardType |
ground shaking
ⓘ
surface fault rupture ⓘ |
| isExtensionOf | southern San Andreas Fault NERFINISHED ⓘ |
| isSegmentOf | Pacific–North America plate boundary NERFINISHED ⓘ |
| isSourceOf | regional earthquakes ⓘ |
| locatedIn |
Imperial Valley
NERFINISHED
ⓘ
Salton Trough NERFINISHED ⓘ Southern California ⓘ United States of America ⓘ
surface form:
United States
|
| maximumMagnitudeApprox | around 7.0 ⓘ |
| movementType | horizontal displacement ⓘ |
| near | US–Mexico border NERFINISHED ⓘ |
| notableEarthquake |
1940 Imperial Valley earthquake
NERFINISHED
ⓘ
1979 Imperial Valley earthquake NERFINISHED ⓘ |
| orientation | northwest-southeast ⓘ |
| partOf | San Andreas Fault system NERFINISHED ⓘ |
| passesNear |
Calexico, California
NERFINISHED
ⓘ
El Centro, California NERFINISHED ⓘ Imperial, California NERFINISHED ⓘ |
| plateBoundaryBetween |
North American Plate
NERFINISHED
ⓘ
Pacific Plate NERFINISHED ⓘ |
| region | Colorado Desert NERFINISHED ⓘ |
| relativeMotion | right-lateral ⓘ |
| riskCategory | significant seismic source in Southern California ⓘ |
| seismicHazardFor |
Imperial County, California
NERFINISHED
ⓘ
Mexicali Valley NERFINISHED ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| studiedBy |
geologists
ⓘ
seismologists ⓘ |
| tectonicSetting | transform plate boundary ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.