| Oruanui eruption | |
|---|---|
| Volcano | Taupō Volcano |
| Date | About 25,700 year BP |
| Type | Ultra-Plinian |
| Location | North Island, New Zealand 38°48′S 175°54′E / 38.800°S 175.900°E |
| Volume | 1,170 km3 (280 cu mi) |
| VEI | 8 |
| Impact | Devastated much of North Island with detectable ash fall 5,000 km (3,100 mi) away |
 Recent vents and caldera structures Taupō Volcano. Present active geothermal systems are in light blue. A key to the vents is in the diagram. | |
The Oruanui eruption of New Zealand's Taupō Volcano (also known as the Kawakawa eruption or Kawakawa/Oruanui event) was the world's most recent supereruption, and largest phreatomagmatic eruption characterised to date.