Tonga–Kermadec Arc

E44765

The Tonga–Kermadec Arc is a major submarine volcanic island arc and trench system in the southwest Pacific Ocean, formed by the subduction of the Pacific Plate beneath the Indo-Australian Plate and known for its intense seismic and volcanic activity.

All labels observed (13)

How this entity was disambiguated

Statements (50)

Predicate Object
instanceOf geologic formation
oceanic trench system
subduction zone
volcanic arc
characterizedBy active submarine volcanism
deep-focus earthquakes
frequent large earthquakes
intense seismic activity
intense volcanic activity
contains hydrothermal vent fields
seamounts
submarine volcanoes
volcanic islands
country New Zealand
Tonga
formedBy subduction of the Pacific Plate beneath the Indo-Australian Plate
geologicalAge Cenozoic
hasFeature Havre Trough
Lau Basin
back-arc basin
steep subduction angle
very deep trench
hasPart Kermadec Islands
Kermadec Ridge
Kermadec Trench
Tonga Islands
linked to: Tonga

Tonga Ridge
Tonga Trench
hazardType large earthquakes
tsunamis
volcanic eruptions
length over 1500 miles
over 2500 km
locatedIn southwest Pacific Ocean
maximumDepth over 10000 m
over 32000 ft
ocean Pacific Ocean
orientation north–northeast to south–southwest
overridingPlate Australian Plate
Indo-Australian Plate
partOf Pacific Ring of Fire
plateSubducted Pacific Plate
relativeTo one of the deepest oceanic trenches on Earth
researchInterest arc volcanism
earthquake generation
plate tectonics
subduction processes
tectonicSetting convergent plate boundary
volcanicActivityType island arc volcanism
submarine volcanism

How these facts were elicited

Referenced by (25)

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

Ring of Fire contains Tonga–Kermadec Arc
Tonga Trench associatedWith Tonga Ridge
linked to: Tonga–Kermadec Arc
Tonga Trench associatedWith Tonga volcanic arc
linked to: Tonga–Kermadec Arc
southwest Pacific Ocean contains Kermadec Ridge
linked to: Tonga–Kermadec Arc
Tonga–Kermadec Arc hasPart Kermadec Ridge
linked to: Tonga–Kermadec Arc
New Zealand volcanic zones hasPart Kermadec volcanic arc
linked to: Tonga–Kermadec Arc
Tonga-Kermadec subduction system associatedWith Kermadec Ridge
linked to: Tonga–Kermadec Arc
Tonga-Kermadec subduction system associatedWith Tonga-Kermadec volcanic arc
linked to: Tonga–Kermadec Arc
Kermadec Trench parallelTo Kermadec Ridge
linked to: Tonga–Kermadec Arc
Kermadec Trench associatedWith Kermadec Arc
linked to: Tonga–Kermadec Arc
Kermadec Trench associatedWith Kermadec volcanic arc
linked to: Tonga–Kermadec Arc
Kermadec Islands volcanicArc Kermadec-Tonga volcanic arc
linked to: Tonga–Kermadec Arc
Havre Trough locatedBetween Kermadec volcanic arc
linked to: Tonga–Kermadec Arc
Havre Trough associatedWith Kermadec volcanic arc
linked to: Tonga–Kermadec Arc
Havre Trough adjacentTo Kermadec Ridge
linked to: Tonga–Kermadec Arc
Tonga Ridge partOf Tonga–Kermadec island arc
linked to: Tonga–Kermadec Arc
Tonga Ridge partOf Tonga–Kermadec Ridge system
linked to: Tonga–Kermadec Arc
Tonga Ridge underlies Tonga island arc
linked to: Tonga–Kermadec Arc
Colville Ridge partOfLargerSystem Kermadec arc-backarc system
linked to: Tonga–Kermadec Arc
Lau Basin boundedBy Kermadec Ridge
subject linked to: back-arc Lau Basin
linked to: Tonga–Kermadec Arc
Raoul Island volcanicArc Kermadec Arc
linked to: Tonga–Kermadec Arc
L’Esperance Rock geologicalSetting Kermadec volcanic arc
linked to: Tonga–Kermadec Arc
Mount Moumoukai isPartOf Kermadec Islands volcanic arc
linked to: Tonga–Kermadec Arc
Herald Islets partOf Kermadec volcanic arc
linked to: Tonga–Kermadec Arc