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Te Wai ā-moe (Ruapehu Crater Lake) has started to cool again, marking the end of the heating episode that started mid-October 2023. Temperature is currently 24 °C, down from its peak at 31 ºC on 14 February 2024. Other volcanic monitoring indicators remain within normal ranges and Volcanic activity remains low overall. The Volcanic Alert Level remains at 1 and the Aviation Colour Code at Green. 


Three years ago today, 5 March 2021, New Zealand experienced an extraordinary day of three large offshore earthquakes – each one triggering a tsunami threat to coastal dwellers in the North Island.


In 2023 we located 21,300 earthquakes in and around Aotearoa New Zealand. So, is that a lot for us? It’s actually pretty spot on!


Recent gas and observation flights over Whakaari/White Island confirm the level of activity remains low. The primary surface activity is steam and gas emissions from the active vents with minor geysering in two craters. There is no evidence of any eruptive activity. The Volcanic Alert Level remains at 2.


Te Wai ā-moe (Ruapehu Crater Lake) has entered a new heating episode, currently being 29 °C. Other volcanic monitoring indicators remain within normal ranges. Volcanic activity remains low. The Volcanic Alert Level remains at Level 1 and the Aviation Colour Code at Green.


10 years ago, on 20 January 2014 at 3:52 pm a M6.2 earthquake occurred 15 km east of Eketāhuna, under the south-east of the North Island. The quake was felt strongly in both islands, with multiple reports of damage.


Welcome, haere mai to another GeoNet Data Blog. Today’s blog is a little bit different. We are going to give some details about how we are changing access to one of our data sets, manually collected volcano data.


2 months ago

We take a quick look back at the happenings and highlights at GeoNet.


Today in history: 24 December 1953 at 10:21pm, Mt Ruapehu’s crater lake outlet collapsed sending a dam-break lahar down the mountain and causing the Tangiwai rail disaster.


Welcome, haere mai to another GeoNet Data Blog. Today we are going to talk numbers, specifically numbers showing how our data collection has grown over time. We’ll look into what are the biggest data sets and see how the rate of data growth hasn’t been the same for each data set. Sometimes size matters, and sometimes it doesn’t!