Oruanui eruption of Taupō volcano

E237723

caldera-forming eruption plinian eruption supereruption

The Oruanui eruption of Taupō volcano was a massive supereruption about 26,500 years ago that created Lake Taupō and is one of the largest known volcanic eruptions on Earth in the last 100,000 years.

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All labels observed (2)

Label	Occurrences
Oruanui eruption	2
Oruanui eruption of Taupō volcano canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T2120738 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Oruanui eruption of Taupō volcano
Context triple: [New Zealand volcanic zones, notableEruption, Oruanui eruption of Taupō volcano]

A. 1971 Teneguía eruption
The 1971 Teneguía eruption was a basaltic fissure eruption on the southern tip of La Palma in the Canary Islands, notable for its relatively mild explosive activity, extensive lava flows, and role in shaping the island’s modern volcanic landscape.
B. Mount Novarupta
Mount Novarupta is a volcano in Alaska’s Katmai region, best known for its massive 1912 eruption, one of the largest of the 20th century.
C. Mount Tambora
Mount Tambora is a massive stratovolcano on the Indonesian island of Sumbawa, best known for its cataclysmic 1815 eruption that caused global climatic effects and the "Year Without a Summer."
D. Tweed Volcano
Tweed Volcano is an ancient, massive shield volcano in northeastern New South Wales and southeastern Queensland, Australia, whose eroded caldera forms the dramatic landscape of the surrounding region.
E. Mount Ontake
Mount Ontake is a large stratovolcano in central Japan known as a sacred mountain and popular hiking destination, as well as the site of a deadly 2014 phreatic eruption.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Oruanui eruption of Taupō volcano
Target entity description: The Oruanui eruption of Taupō volcano was a massive supereruption about 26,500 years ago that created Lake Taupō and is one of the largest known volcanic eruptions on Earth in the last 100,000 years.

A. 1971 Teneguía eruption
The 1971 Teneguía eruption was a basaltic fissure eruption on the southern tip of La Palma in the Canary Islands, notable for its relatively mild explosive activity, extensive lava flows, and role in shaping the island’s modern volcanic landscape.
B. Mount Novarupta
Mount Novarupta is a volcano in Alaska’s Katmai region, best known for its massive 1912 eruption, one of the largest of the 20th century.
C. Mount Tambora
Mount Tambora is a massive stratovolcano on the Indonesian island of Sumbawa, best known for its cataclysmic 1815 eruption that caused global climatic effects and the "Year Without a Summer."
D. Tweed Volcano
Tweed Volcano is an ancient, massive shield volcano in northeastern New South Wales and southeastern Queensland, Australia, whose eroded caldera forms the dramatic landscape of the surrounding region.
E. Mount Ontake
Mount Ontake is a large stratovolcano in central Japan known as a sacred mountain and popular hiking destination, as well as the site of a deadly 2014 phreatic eruption.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	caldera-forming eruption ⓘ plinian eruption ⓘ supereruption ⓘ
ashDispersal	ash detected in marine cores in the South Pacific Ocean ⓘ ash dispersed over much of New Zealand ⓘ ash identified in Antarctic ice cores ⓘ
associatedWith	Taupō Volcanic Zone rifting ⓘ subduction of the Pacific Plate beneath the Australian Plate ⓘ
climateImpact	short-term global climatic cooling likely ⓘ
continent	Oceania ⓘ
country	New Zealand ⓘ
created	Lake Taupō ⓘ surface form: Lake Taupō basin Taupō volcano ⓘ surface form: Oruanui caldera
depositThickness	ignimbrite locally more than 200 metres thick ⓘ
eruptionAge	Late Pleistocene ⓘ about 26,500 years ago ⓘ
eruptionAgeBP	approximately 25,400 radiocarbon years BP ⓘ
eruptionDuration	likely weeks to months (order of magnitude) ⓘ
eruptionMagnitude	M8.8 (approximate) ⓘ
eruptionOf	Taupō volcano ⓘ
eruptionStyle	multi-phase eruption ⓘ
eruptionVEI	8 ⓘ
eruptionVolume	about 1,170 cubic kilometres of magma (commonly cited) ⓘ more than 1,000 cubic kilometres of magma ⓘ
followedBy	post-Oruanui eruptive activity at Taupō volcano ⓘ
hazardRelevance	example of potential impacts of supereruptions ⓘ
hazardType	explosive volcanism ⓘ
locatedIn	New Zealand ⓘ North Island ⓘ Taupō Volcanic Zone ⓘ
namedAfter	Taupō Volcanic Zone ⓘ surface form: Oruanui area near Lake Taupō
partOf	Taupō volcano ⓘ surface form: Taupō Volcanic Centre
precededBy	earlier caldera-forming eruptions of Taupō volcano ⓘ
produced	Oruanui ignimbrite ⓘ co-ignimbrite ash clouds ⓘ pyroclastic density currents ⓘ widespread fall tephra deposits ⓘ
rankedAs	largest known eruption of Taupō volcano ⓘ one of the largest known eruptions on Earth in the last 100,000 years ⓘ
researchField	tephrochronology ⓘ volcanology ⓘ
resultedIn	formation of ignimbrite sheets around Lake Taupō ⓘ major enlargement and modification of Taupō caldera ⓘ
studiedBy	GNS Science ⓘ surface form: GNS Science (New Zealand) Quaternary geologists and volcanologists worldwide ⓘ
tephraVolume	more than 1,100 cubic kilometres of tephra ⓘ
timeScale	occurred during Marine Isotope Stage 3–2 transition (approximate) ⓘ occurred during the last glacial period ⓘ
usedFor	chronostratigraphic marker in New Zealand Quaternary studies ⓘ

How these facts were elicited

Referenced by (3)

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

New Zealand volcanic zones → notableEruption → Oruanui eruption of Taupō volcano ⓘ

Lake Taupō → volcanicEruptionKnownAs → Oruanui eruption of Taupō volcano ⓘ

this entity surface form: Oruanui eruption

Taupō Volcanic Zone → notableEruption → Oruanui eruption of Taupō volcano ⓘ