• Massive and deep earthquake M 8.3 struck Sea of Okhotsk

    A massive but deep earthquake M 8.3 struck Sea of Okhotsk on May 24, 2013 at 05:49 UTC. By preliminary reports, USGS has measured depth od 601 km, EMSC 599 km. The epicenter was about 403 km WNW of area previously reported for strong earthquake swarm,

  • Strong and deep earthquake M 7.4 struck Tonga

    A strong and deep earthquake M 7.4 struck south of Tonga on May 23, 2013 at 17:19 UTC. By preliminary reports USGS measured depth at 171 km, EMSC is reporting 179 km. Epicenter was located at the sea, 255km (158mi) SW of Vaini, Tonga

  • Active volcanoes in the world: May 15 – May 21, 2013

    This week, 5 volcanoes had new activity, whereas ongoing activity was also reported for 11 volcanoes. This report covers active volcanoes in the world recorded from May 15 – May 21, 2013 based on Smithsonian/USGS criteria. New Activity/Unrest: | Cleveland,…

  • Eruption of Pavlof volcano seen from space on May 18, 2013

    Situated in the Aleutian Arc about 625 miles (1,000 kilometers) southwest of Anchorage, Alaska, Pavlof volcano began erupting on May 13, 2013 and Alaska Volcano Observatory (AVO) changed its volcanic alert level from Advisory to Watch and aviation color dode from

  • Ash, gas and steam emissions continue at Pavlof volcano, Alaska

    Alaska Volcano Observatory (AVO) reports that seismic tremor, intense elevated surface temperatures, and ash, gas and steam emissions continue at Pavlof volcano. A low-level plume of steam, ash, and gas, occasionally reaching up to 20,000 ft (6 km) above sea