Heightened volcanic unrest at Mount Ruapehu, New Zealand

Heightened volcanic unrest at Mount Ruapehu, New Zealand

The temperature of the Crater Lake (Te Wai ā-moe) at Ruapehu volcano has decreased from 43 to 41 °C (109 – 106 °F) during the past week. The level of volcanic tremor continues to be moderate to strong and a small number of shallow volcanic earthquakes have…

Short-lived earthquake swarm beneath Ruapehu volcano, New Zealand

Short-lived earthquake swarm beneath Ruapehu volcano, New Zealand

A short-lived episode of volcanic earthquakes occurred beneath Mt. Ruapehu on February 22 and 23, 2020. The sequence now appears to be over​. The Volcanic Alert Level, therefore, remains at Level 1. The last known eruption of this volcano took place in 2007 (VEI…

Earthquake swarm under Mount Ruapehu, New Zealand

Earthquake swarm under Mount Ruapehu, New Zealand

An episode of volcanic earthquakes is occurring beneath Mount Ruapehu since March 15, 2018. This is a common observation during a heating phase of the crater lake (Te Wai ā-moe), GeoNet scientist Brad Scott reports. Crater lake's current temperature of 39…