1857 Fort Tejon earthquake
E831842
The 1857 Fort Tejon earthquake was a massive magnitude ~7.9 rupture along California’s San Andreas Fault that produced some of the largest known ground displacements in U.S. history.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
earthquake
ⓘ
historical event ⓘ megathrust earthquake ⓘ |
| alsoKnownAs |
1857 California earthquake
NERFINISHED
ⓘ
Great Fort Tejon earthquake NERFINISHED ⓘ |
| casualties | at least 2 deaths ⓘ |
| category |
1857 natural disasters in the United States
ⓘ
Earthquakes in California ⓘ San Andreas Fault NERFINISHED ⓘ |
| caused |
damage at Fort Tejon
ⓘ
ground fissures ⓘ landslides ⓘ liquefaction in some areas ⓘ surface rupture along San Andreas Fault ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| epicenterNear | Fort Tejon NERFINISHED ⓘ |
| fault | San Andreas Fault NERFINISHED ⓘ |
| followedBy | 1906 San Francisco earthquake ⓘ |
| intensityScale | Modified Mercalli intensity scale NERFINISHED ⓘ |
| isOneOf |
largest historical earthquakes in the contiguous United States
ⓘ
largest known earthquakes on the San Andreas Fault ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
|
| magnitude | 7.9 ⓘ |
| magnitudeType | moment magnitude scale ⓘ |
| maximumIntensity | IX ⓘ |
| maximumSurfaceDisplacement |
about 30 feet
ⓘ
about 9 meters ⓘ |
| notableFor |
long surface rupture length
ⓘ
very large ground displacement ⓘ |
| occurredOn | 1857-01-09 ⓘ |
| partOf | seismic history of California ⓘ |
| plateBoundary | transform plate boundary ⓘ |
| precededBy | 1852 San Andreas Fault earthquake NERFINISHED ⓘ |
| recordedBy | historical accounts ⓘ |
| regionAffected |
Central California
NERFINISHED
ⓘ
Kern County NERFINISHED ⓘ Los Angeles region NERFINISHED ⓘ San Joaquin Valley NERFINISHED ⓘ Santa Barbara County NERFINISHED ⓘ Southern California NERFINISHED ⓘ |
| ruptureLength |
about 220 miles
ⓘ
about 350 kilometers ⓘ |
| slipType | right-lateral strike-slip ⓘ |
| studiedBy | United States Geological Survey NERFINISHED ⓘ |
| tectonicSetting | boundary between Pacific Plate and North American Plate ⓘ |
| time | about 08:20 local time ⓘ |
| tsunami | no significant tsunami reported ⓘ |
| usedFor | estimating San Andreas Fault recurrence intervals ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.