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Volcanic activity worldwide 1 Apr 2015: Mount Olympus volcano

Wednesday Apr 01, 2015 21:00 PM |

Mount Olympus (Mars): (31 Mar) NASA scientists studying volcanic rocks from Mars came to the conclusion that the red planet´s volcano, Mount Olympus, is not dead or dormant but in fact an active volcano whose last eruption might have been as recent as a few years to decades ago.

Volcano Activity Summary for 1 Apr 2015:

Currently erupting:

Ambrym (Vanuatu): active lava lakes in several craters (updated 14 Aug 2013)
Aso (Kyushu): intense strombolian activity from main vent in Nakadake crater (updated 27 Mar 2015)
Batu Tara (Sunda Islands, Indonesia): strombolian explosions, ash plumes up to 500 m, extrusion of a small lava dome with rockfalls (updated 4 Nov 2014)
Colima (Western Mexico): Irregular small to moderately large explosions (updated 31 Mar 2015)
Copahue (Chile/Argentina): ash venting (updated 4 Dec 2014)
Dukono (Halmahera): thermal anomaly, probably small explosive activity in summit crater (updated 25 Mar 2015)
Erebus (Antarctica): active lava lake in summit crater (updated 8 Dec 2014)
Erta Ale (Ethiopia): active lava lake in northern pit crater, active hornito with intermittend flow in southern crater (updated 11 Jan 2013)
Fuego (Guatemala): intermittent strombolian explosions (updated 13 Mar 2015)
Ibu (Halmahera, Indonesia): stromolian and phreatomagmatic explosions (updated 14 Nov 2014)
Karangetang (Siau Island, Sangihe Islands, Indonesia): growing lava dome, incandescent avalanches (updated 5 Feb 2015)
Karymsky (Kamchatka): occasional small explosions, thermal anomaly (updated 25 Mar 2015)
Kilauea (Hawai'i): new lava flow from vents on NE flank of Pu'u 'O'o (updated 13 Aug 2013)
Mount Olympus (Mars)
Nishino-shima (Volcano Islands, Japan): growing island (updated 19 Jan 2015)
Nyiragongo (DRCongo): active lava lake in summit crater (updated 26 Feb 2014)
Ol Doinyo Lengai (Tanzania): effusion of natrocarbonatite lava inside the crater (updated 8 Jul 2013)
Poas (Costa Rica): phreatic explosions (updated 14 Oct 2014)
Popocatépetl (Central Mexico): degassing, sporadic explosions, slowly growing lava dome (updated 4 Mar 2015)
Rabaul (Tavurvur) (New Britain, Papua New Guinea): lava fountains, ash emissions from Tavurvur cone (updated 12 Sep 2014)
Raung (East Java): Large Strombolian explosions (updated 18 Mar 2015)
Reventador (Ecuador): intermittent weak to moderate explosions, occasional lava flows (updated 16 Mar 2015)
Sakurajima (Kyushu, Japan): ash venting, intermittent explosions (updated 27 Mar 2015)
Sangay (Ecuador): likely strombolian eruptions at summit crater (updated 13 Mar 2015)
Santiaguito (Guatemala): small explosions from the Caliente dome and active lava flow (updated 3 Feb 2015)
Semeru (East Java, Indonesia): growing lava dome, lava flow, strombolian activity (updated 26 Nov 2014)
Shiveluch (Kamchatka): growing lava dome (updated 26 Mar 2015)
Sinabung (Sumatra, Indonesia): continuing pyroclastic flows (updated 30 Mar 2015)
Soputan (North Sulawesi, Indonesia): active viscous lava flow, explosions, rockfalls, pyroclastic flows (updated 9 Mar 2015)
Suwanose-jima (Ryukyu Islands): strombolian activity (updated 16 Feb 2015)
Villarrica (Central Chile): pulsating gas and ash emissions (updated 27 Mar 2015)
Yasur (Tanna Island, Vanuatu): ash emissions, weak strombolian explosions (updated 14 Aug 2013)
Zhupanovsky (Kamchatka, Russia): intermittent ash emissions (updated 25 Mar 2015)

Eruption warning / minor activity:

Augustine (Cook Inlet (SW Alaska))
Bagana (Bougainville Island, Papua New Guinea): ash emissions, lava dome growth (updated 27 Mar 2015)
Bezymianny (Central Kamchatka Depression): steaming, weak seismic activity (updated 3 Jul 2014)
Etna (Sicily, Italy): sporadic weak ash emissions from New SE crater (updated 19 Apr 2014)
Heard (Australia, Southern Indian Ocean): possibly lava lake in summit crater (updated 5 Dec 2014)
Kavachi (Solomon Islands): no eruption since 2007 (updated 16 Jun 2014)
Kerinci (Sumatra): seismic unrest (updated 5 Jun 2013)
Kirishima (Kyushu): degassing, alert lowered (updated 25 Oct 2014)
Kliuchevskoi (Kamchatka): degassing, probably mild strombolian activity in summit crater (updated 26 Mar 2015)
Krakatau (Sunda Strait, Indonesia): degassing (updated 31 Mar 2014)
Kuchinoerabu-jima (Ryukyu Islands): steaming, incandescence at main crater (updated 27 Mar 2015)
Lokon-Empung (North Sulawesi, Indonesia): small explosions, lava flow? (updated 13 Sep 2014)
Lopevi (Vanuatu): eruption warning (updated 16 Dec 2014)
Manam (Papua New Guinea): seismic unrest (updated 20 Mar 2015)
Mayon (Luzon Island): steaming (updated 18 Dec 2014)
Nevado del Ruiz (Colombia): ash emissions (updated 16 Dec 2014)
Nyamuragira (DRCongo): active lava lake (updated 29 Nov 2014)
Ontake-san (Honshu): steaming, low seismic activity (updated 18 Dec 2014)
Pacaya (Guatemala): ash emissions (updated 7 Feb 2015)
Papandayan (West Java): strong hydrothermal activity, increased seismicity (updated 6 May 2013)
Pavlof (Alaska Peninsula, USA): steaming, elevated seismic activity (updated 22 Dec 2014)
Piton de la Fournaise (La Réunion): new eruption on 4 Feb 2015 (updated 16 Feb 2015)
Rasshua (Central Kuriles)
Rincón de la Vieja (Costa Rica): phreatic explosions from crater lake (updated 21 Sep 2014)
Sacabaya (Northern Chile, Bolivia and Argentina)
San Cristobal (Nicaragua): possible ash emission on 11 April (updated 9 Mar 2015)
San Miguel (El Salvador): elevated seismic activity, pulsating gas emissions (updated 28 Jan 2015)
Shishaldin (United States, Aleutian Islands): mild explosive activity, intermittent more intense phases (updated 20 Mar 2015)
Slamet (Central Java): intense strombolian explosions (updated 12 Jan 2015)
Stromboli (Eolian Islands, Italy): weak strombolian activity at summit vents (updated 13 Mar 2015)
Tungurahua (Ecuador): steaming, sporadic small explosions (updated 4 Mar 2015)
Turrialba (Costa Rica): ash eruptions (updated 16 Mar 2015)
Ubinas (Peru): sporadic ash emissions (updated 20 Mar 2015)
Ulawun (New Britain, Papua New Guinea): degassing, ash venting (updated 5 Aug 2013)

Vorig nieuws
Eruption of Colima volcano yesterday night (photo: Hernando Rivera)
Tuesday, Mar 31, 2015
Colima (Western Mexico): The volcano continues to produce strong vulcanian-type explosions, with ash plumes rising 2-3 km above the volcano. ... [meer...]
Active lava lobe and incandescent rockfalls at Sinabung in March 2015 (photo: Bastien Poux)
Monday, Mar 30, 2015
Sinabung (Sumatra, Indonesia): (30 Mar) The volcano continues to effuse a viscous lava lobe from its summit crater. Frequent rockfalls and pyroclastic flows occur due to partial collapses of the sticky lava masses on the steep upper slope. ... [meer...]
Eruption column from Shiveluch this morning (photo: Y. Demyanchuck / www.volkstat.ru)
Friday, Mar 27, 2015
Shiveluch (Kamchatka): (26 Mar) Another powerful vulcanian explosion occurred this morning at 10:03 local time at the volcano. An eruption column rose to approx. 10 km altitude. ... [meer...]
Lewotobi volcano in Nov. 2014
Thursday, Mar 26, 2015
Kliuchevskoi (Kamchatka): Mild activity (small explosions and light ash emissions) continues at the summit crater of the volcano ... [meer...]
Incandescence from strombolian activity at Villarrica last evening
Wednesday, Mar 25, 2015
Karymsky (Kamchatka): Intermittent strombolian to vulcanian explosions continue to occur at the volcano. ... [meer...]

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