Aleutian Trench

E39306

The Aleutian Trench is a deep oceanic trench in the North Pacific where the Pacific Plate subducts beneath the North American Plate, forming part of a major seismically active subduction zone.

All labels observed (5)

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf oceanic trench
subduction zone
adjacentTo Aleutian Islands
associatedWith Aleutian Arc
Aleutian Islands volcanoes
linked to: Aleutian Arc

Aleutian volcanic arc
linked to: Aleutian Arc

deep-focus earthquakes
megathrust earthquakes
tsunami generation
bathymetry steep-sided
countryBorder United States
crustTypeSubducting oceanic crust
discoveredBy 20th century oceanographic surveys
extendsFrom Gulf of Alaska
extendsTo Kamchatka Peninsula region
linked to: Kamchatka Peninsula
featureOf Pacific Plate margin
linked to: Pacific Plate
formsBoundaryBetween North American Plate
Pacific Plate
formsPartOf Aleutian subduction zone
linked to: Aleutian Trench

North Pacific subduction system
geologicalAge Cenozoic
geologicalProcess oceanic plate subduction
hazardType earthquake hazard
tsunami hazard
length about 3400 km
locatedIn North Pacific Ocean
marginType active continental margin
maximumDepth about 25,000 ft
about 7700 m
near Alaska
Bering Sea
ocean Pacific Ocean
orientation southwest–northeast
overridingPlate North American Plate
partOf Pacific Ring of Fire
plateMotion Pacific Plate moving northwestward beneath North American Plate
relatedTo Japan Trench
Kuril–Kamchatka Trench
linked to: Kuril Trench
sedimentType marine sediments
seismicity high
studiedIn marine geology
plate tectonics
seismology
subductingPlate Pacific Plate
subductionAngle relatively steep
tectonicSetting convergent plate boundary
volcanism arc volcanism

How these facts were elicited

Referenced by (11)

Full triples — surface form annotated when it differs from this entity's canonical label.

Aleutian Arc arcTrenchSystem Aleutian Trench
Ring of Fire contains Aleutian Trench region
linked to: Aleutian Trench
Crescent City, California tsunamiSourceRegion Alaska-Aleutian subduction zone
linked to: Aleutian Trench
Aleutian Trench formsPartOf Aleutian subduction zone
linked to: Aleutian Trench
Aleutian Basin associatedWith Aleutian Trench
Aleutian Basin hasNearbyFeature Aleutian Ridge
linked to: Aleutian Trench
Northern Pacific Ocean hasFeature Aleutian Trench
Emperor Seamounts extendsToward Aleutian Trench region
linked to: Aleutian Trench
Amchitka Island nearbyGeologicFeature Aleutian Trench
Aleutian subduction system hasPart Aleutian Trench
Aleutian subduction system formsFeature Aleutian Trench