• Large pyroclastic flows at Mount Sinabung on June 19, 2015

    Large pyroclastic flows have again been observed at Mount Sinabung, Indonesia early June 19, 2015. There are no confirmed historical eruptions of this volcano recorded prior to explosive eruptions during August – September 2010 that produced ash plumes to 5 km above

  • Active volcanoes in the world: June 10 – 16, 2015

    New activity/unrest was observed at 6 volcanoes from June 10 – 16, 2015. During the same period, ongoing activity was observed at 13 volcanoes. New activity/unrest: Asamayama, Honshu (Japan) | Barren Island, Andaman Islands (India) | Concepcion, Nicaragua | Cotopaxi, Ec

  • Large pyroclastic flows at Mount Sinabung, Indonesia

    A new set of moderate eruptions at Indonesia's Mount Sinabung volcano produced large pyroclastic flows on June 12 and 13, 2015, ten days after authorities raised the alert level to highest (4/4) and ordered evacuation of all people living within a 7-km radius.

  • Active volcanoes in the world: June 3 – 9, 2015

    New activity/unrest was observed at 10 volcanoes from June 3 – 9, 2015. During the same period, ongoing activity was observed at 14 volcanoes. New activity/unrest: Barren Island, Andaman Islands (India) | Concepcion, Nicaragua | Cotopaxi, Ecuador | Karangetang [Api Siau

  • Active volcanoes in the world: May 27 – June 2, 2015

    New activity/unrest was observed at 11 volcanoes from May 27 – June 2, 2015. During the same period, ongoing activity was observed at 14 volcanoes. New activity/unrest: Calbuco, Chile | Concepcion, Nicaragua | Guallatiri, Chile | Karangetang [Api Siau], Siau Island (

  • Strong eruption of Colima volcano, Mexico

    Mexico's Colima volcano produced a strong eruption at 11:12 UTC on June 3, 2015 throwing out incandescent material and triggering multiple pyroclastic flows. Washington VAAC said volcanic ash emissions were seen in webcam imagery heading WSW at 9 – 18 km/h near 5.18