• The Weekly Volcanic Activity Report: May 9 – 15, 2018

    New activity/unrest was reported for 5 volcanoes between May 9 and 15, 2018. During the same period, ongoing activity was reported for 15 volcanoes. New activity/unrest: Kilauea, Hawaiian Islands (USA) | Merapi, Central Java (Indonesia) | Oraefajokull, Iceland |…

  • Kilauea volcano eruption update: Aviation color code red issued

    At 23:23 UTC on May 15, USGS volcanologists upgraded Kilauea's warning code from orange to red, because of increased ash emissions from the summit crater. Aircraft traveling near Hawaii are warned to avoid small ash clouds. As of early May 15 (local time, UTC…