• Heightened volcanic unrest continues at Ruapehu with high volcanic gas output, strong tremor and steam plumes

    High levels of volcanic gas emissions and strong volcanic tremor continue at New Zealand’s Ruapehu volcano. The Crater Lake (Te Wai ā-moe) temperature has risen to 41 °C (105.8 °F) and steam plumes can be observed in cold, still atmospheric conditions. The volcano is still at a heightened level of unrest. The Volcanic Alert Level remains at 2, with greater chances of eruption over the next four weeks than at Volcanic Alert Level 1.

  • Hunga Tonga-Hunga Ha’apai eruption caused a major space weather event

    When the Hunga Tonga-Hunga Ha‘apai volcano in Tonga erupted on January 15, 2022, it sent atmospheric shock waves, sonic booms, and tsunami waves around the world. Now, new research published in Geophysical Research Letters shows the effects of the eruption also reached space, causing a major space weather event.

  • Earthquake swarm on Reykjanes Peninsula, Iceland

    Earthquake activity is ongoing in the Reykjanes Peninsula, the Icelandic Met Office reports. Distinctive swarms have been located by the Reykjanes Power plant, Eldvörp, Sundhnjúkagígar, Hagafell east of mount Þorbjörn, and lake Kleifarvatn from May 2 to 8, 2022.