East Pacific Rise

E22005

divergent plate boundary mid-ocean ridge seafloor spreading center tectonic plate boundary

The East Pacific Rise is a major mid-oceanic ridge and seafloor spreading center in the eastern Pacific Ocean, where tectonic plates diverge and new oceanic crust is formed.

Jump to: Surface forms Statements Referenced by

Observed surface forms (3)

Surface form	Occurrences
Pacific Ocean seafloor spreading system	1
Pacific Ocean spreading centers	1
Pacific mid-ocean ridge system	1

Statements (48)

Predicate	Object
instanceOf	divergent plate boundary ⓘ mid-ocean ridge ⓘ seafloor spreading center ⓘ tectonic plate boundary ⓘ
ageOfCrustTrend	older away from ridge axis ⓘ younger near ridge axis ⓘ
bathymetry	elevated above surrounding seafloor ⓘ
connectedTo	Chile Rise ⓘ Galápagos Spreading Center ⓘ Pacific-Antarctic Ridge ⓘ
crustTypeFormed	oceanic crust ⓘ
discoveredBy	oceanographic surveys ⓘ
eruptionStyle	submarine fissure eruptions ⓘ
extendsFrom	Gulf of California ⓘ
extendsToward	Pacific-Antarctic Ridge ⓘ
geologicalProcess	oceanic crust formation ⓘ seafloor spreading ⓘ
hasFeature	axial rift valley ⓘ black smokers ⓘ fracture zones ⓘ hydrothermal vents ⓘ mid-ocean ridge basalt ⓘ pillow lavas ⓘ ridge segments ⓘ transform faults ⓘ
hasResearchStations	temporary oceanographic observatories ⓘ
hasSpreadingRate	relatively high ⓘ
heatFlow	high ⓘ
influences	Pacific basin topography ⓘ global plate motions ⓘ
isExampleOf	constructive plate margin ⓘ
knownFor	chemosynthetic communities ⓘ hydrothermal vent ecosystems ⓘ
locatedIn	Pacific Ocean ⓘ eastern Pacific Ocean ⓘ
magneticAnomalies	symmetric about ridge axis ⓘ
oceanFloorMorphology	narrow axial high ⓘ
partOf	global mid-ocean ridge system ⓘ
relativeMotion	plates diverging ⓘ
separates	Cocos Plate ⓘ Nazca Plate ⓘ Pacific Plate ⓘ
spreadingType	fast-spreading ridge ⓘ
studiedInDiscipline	geophysics ⓘ marine geology ⓘ plate tectonics ⓘ
tectonicSetting	oceanic-oceanic divergent boundary ⓘ
volcanismType	basaltic volcanism ⓘ

Referenced by (13)

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

Nazca Basin → boundedBy → East Pacific Rise ⓘ

Pacific-Antarctic Ridge → connectedTo → East Pacific Rise ⓘ

Gulf of California rift zone → connectsTo → East Pacific Rise ⓘ

this entity surface form: Pacific Ocean spreading centers

eastern Pacific Ocean → contains → East Pacific Rise ⓘ

Cocos Plate → createdAt → East Pacific Rise ⓘ

Nazca Plate → createdAtRidge → East Pacific Rise ⓘ

Pacific Plate → hasBoundaryFeature → East Pacific Rise ⓘ

eastern Pacific Ocean → hasSpreadingCenter → East Pacific Rise ⓘ

Nazca Basin → liesEastOf → East Pacific Rise ⓘ

Chile Rise → partOf → East Pacific Rise ⓘ

this entity surface form: Pacific Ocean seafloor spreading system

Cocos–Nazca spreading center → partOf → East Pacific Rise ⓘ

this entity surface form: Pacific mid-ocean ridge system

Nazca Basin → seafloorSpreading → East Pacific Rise ⓘ