Small earthquake swarm south of Turangi
Our seismometer network has recorded a swarm of small earthquakes between Turangi and Lake Rotoaira over the last week.
Cities on Volcanoes - exchanging ideas and experiences between ‘volcano cities’
Some of our volcano team have just returned from the 10th Cities on Volcanoes conference in Italy, which involves scientists, First Nations people, local government and emergency services from across the world learning from each others’ experience.
Mt Ruapehu; prior examples of monitoring observations and perceptions of volcanic unrest of the Crater Lake (Te Wai ā-moe).
Since 24 August a new episode of volcanic tremor and earthquakes has been occurring beneath Mt Ruapehu. Volcanic tremor is common during a heating phase of the crater lake (Te Wai ā-moe).
Hydrothermal systems at volcanoes: What can we learn from mapping them?
Detailed mapping of the plumbing beneath Tongariro’s scenic wonders gives new insights into the working of the volcano
Yesterday’s M8.2 Fiji earthquake - a rare big, deep quake for the South Pacific
A very large and very deep earthquake near Fiji yesterday created several ghost quakes in our system, and quite a bit of interest on social media.
The unwelcome South American visitor: 150 years on from one of New Zealand's largest recorded tsunamis
This week we are remembering the New Zealanders who were lost or affected by the 1868 Arica tsunami
Tech Tales: One of our most important tsunami gauges just got an upgrade!
Every 10 years or so we upgrade our network of tsunami gauges (pressure sensor sites). Recently it was time for our North Cape site to receive its upgrade and so we sent the best technicians for the job, Conrad and Dave.
Hydrothermal eruptions: when geothermal systems get annoyed
What are hydrothermal eruptions all about, is that normal for a geothermal system?
Why are the felt reports so far from the earthquake's epicentre?
We’ve had quite a few questions come through about why the felt reports for Sunday’s M4.3 quake weren’t located closer to the earthquake’s epicentre.
GeoNet Quake Drums: Is it an earthquake? Is it a truck? No, it’s the Foo Fighters!
Reading a quake drum can be a bit tricky unless you know what you’re looking for.