• More activity at Mt. Etna

    New Southeast Crater of Etna produced its tenth paroxysmal eruptive episode of the year during the forenoon of 12 August 2011. This event was, in its main characteristics, a repetition of its predecessors, with the emission of a lava flow toward the Valle del Bove,

  • Eruption at Iceland’s Grímsvötn volcano

    Iceland's most active volcano, Grimsvotn, started erupting at around 17:30 UTC on May 21, 2011. The volcano, which lies under the Vatnajokull glacier in south-east Iceland, last erupted in 2004. In 2010, plumes of ash from Iceland's Eyjafjallajokull volcano…

  • Santa Maria erupts, pyroclastic flows detected, Guatemala

    Explosions from Santa María's Santiaguito lava dome complex produced ash plumes that rose 800 m above the Caliente dome and drifted SW during March 2 – 3. Two pyroclastic flows were also detected. Ashfall was reported in multiple areas downwind. Based on…