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Smithsonian/USGS Weekly Volcanic Activity Report 28 March to 3 April 2012 5 April 2012

Posted by admin in activity reports, Alaska, Caribbean, Chile, Cleveland, Colombia, Ecuador, Etna, Fuego, Guatemala, Hawaii, Iliamna, Indonesia, Italy, Kamchatka, Karymsky, Kilauea, Lewotobi, Mexico, Nevado del Ruiz, Popocatépetl, Puyehue, Russia, Shiveluch, Soufrière Hills, Sundoro, Tengger Caldera, Tungurahua, United States, Weekly Volcanic Activity Reports.
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The latest Smithsonian Institution and United States Geological Survey Weekly Volcanic Activity Report has been published by the Global Volcanism Program, covering the week 28 March to 3 April 2012. The report is compiled by Sally Kuhn Sennert. Among the highlights of this week:

  • Alert level at Clevelandraised as a new lava dome becomes evident
  • A significant increase in seismicity at Nevado del Ruiz brings a rise in the alert level
  • High levels of sulphur dioxide emissions at Soufrière Hills
  • Another paroxysmal eruptive episode at Etna with lava fountaining and ashfall

SI/USGS Weekly Volcanic Activity Report 28 March to 3 April 2012

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 28 March to 3 April 2012 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Cleveland (Alaska, USA), Fuego (Guatemala), Iliamna (Alaska, USA), Lewotobi (Indonesia), Nevado del Ruiz (Colombia), Soufrière Hills (Montserrat), Sundoro (Indonesia).

Ongoing activity: Etna (Italy), Karymsky (Russia), Kilauea (Hawaii, USA), Popocatépetl (Mexico), Puyehue-Cordón Caulle (Chile), Shiveluch (Russia), Tengger Caldera (Indonesia), Tungurahua (Ecuador).

Note: ‘a.s.l.’ = ‘above sea level’.

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Smithsonian/USGS Weekly Volcanic Activity Report 29 February – 6 March 2012 8 March 2012

Posted by admin in activity reports, Alaska, Bagana, Bezymianny, Canary Islands, Chile, Cleveland, Ecuador, eruptions, Etna, Fuego, Guatemala, Hawaii, Hierro, Italy, Japan, Kamchatka, Kanaga, Karymsky, Kilauea, Kizimen, Mexico, Papua New Guinea, Popocatépetl, Puyehue, Russia, Sakura-jima, Santa María, Shiveluch, Spain, Suwanose-jima, Tungurahua, United States, Weekly Volcanic Activity Reports.
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The latest Smithsonian Institution and United States Geological Survey Weekly Volcanic Activity Report has been published by the Global Volcanism Program, covering the week 29 February to 6 March 2012. The report is compiled by Sally Kuhn Sennert. Some of the highlights of the volcanic week:

  • Continuing activity at Etna including strombolian eruptions, lava fountaining and lava flows
  • Explosions at Fuego produced plumes that reached 0.6 km above the crater
  • Plumes rose to 1 km above Puyehue-Cordón Caulle as low-level eruptive activity continues

SI/USGS Weekly Volcanic Activity Report 29 February - 6 March 2012

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 29 February – 6 March 2012 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Bezymianny (Russia), Cleveland (Alaska, USA), Etna (Italy), Kanaga (Alaska, USA), Tungurahua (Ecuador).

Ongoing activity: Bagana (Papua New Guinea), Fuego (Guatemala), Hierro (Canary Islands), Karymsky (Russia), Kilauea (Hawaii, USA), Kizimen (Russia), Popocatépetl (Mexico), Puyehue-Cordón Caulle (Chile), Sakura-jima (Japan), Santa María (Guatemala), Shiveluch (Russia), Suwanose-jima (Japan).

Note: ‘a.s.l.’ = ‘above sea level’.

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Smithsonian/USGS Weekly Volcanic Activity Report 22-28 February 2012 1 March 2012

Posted by admin in activity reports, Alaska, Bezymianny, Canary Islands, Chile, Cleveland, Costa Rica, Ecuador, eruptions, Guatemala, Hawaii, Hierro, Japan, Kamchatka, Kanaga, Karymsky, Kilauea, Kizimen, Mexico, Popocatépetl, Puyehue, Russia, Sakura-jima, Santa María, Shiveluch, Spain, Tungurahua, United States, Weekly Volcanic Activity Reports.
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The latest Smithsonian Institution and United States Geological Survey Weekly Volcanic Activity Report has been published by the Global Volcanism Program, covering the week 22 February to 28 February 2012. The report is compiled by Sally Kuhn Sennert. Some of the highlights:

  • Rincón de la Vieja: two eruptions from Rincón de la Vieja’s active crater
  • Tungurahua: moderate activity continues, with ashfall, incandescence, steam-and-ash plume
  • Puyehue-Cordón Caulle: low-level eruptive activity continues, with lava flows and ash plumes
  • Santa María: explosions produced 0.6-1.3 km plumes and ashfall, pyroclastic flows reported

SI/USGS Weekly Volcanic Activity Report 22-28 February 2012

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 22-28 February 2012 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Cleveland (Alaska, USA), Kanaga (Alaska, USA), Rincón de la Vieja (Costa Rica), Tungurahua (Ecuador).

Ongoing activity: Bezymianny (Russia), Hierro (Canary Islands), Karymsky (Russia), Kilauea (Hawaii, USA), Kizimen (Russia), Popocatépetl (Mexico), Puyehue-Cordón Caulle (Chile), Sakura-jima (Japan), Santa María (Guatemala), Shiveluch (Russia).

Note: ‘a.s.l.’ = ‘above sea level’.

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Smithsonian/USGS Weekly Volcanic Activity Report 29 June – 5 July 2011 7 July 2011

Posted by admin in activity reports, Africa, Batu Tara, Chile, Dukono, Eritrea, eruptions, Guatemala, Hawaii, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kirishima, Kizimen, Kliuchevskoi, Lokon-Empung, Nabro, Philippines, Puyehue, Sakura-jima, Santa María, Shiveluch, Soputan, Taal, United States, Weekly Volcanic Activity Reports.
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Here is the latest Smithsonian Institution and United States Geological Survey Weekly Volcanic Activity Report which covers the week 29 June – 5 July 2011, and is compiled by Sally Kuhn Sennert. Some of the highlights:

  • Kliuchevskoi: eruption produces a plume to 7 km altitude
  • Nabro: lava flows remain hot, brown ash plume rising from vent
  • Puyehue-Cordón Caulle: eruption continues, with active lava flows, and low white/grey plumes
  • Soputan: an apparent strombolian eruption produced 6 km plume and ashfall

SI/USGS Weekly Volcanic Activity Report 22-28 June 2011

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 29 June – 5 July 2011 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Kirishima (Japan), Kliuchevskoi (Russia), Lokon-Empung (Indonesia), Nabro (Eritrea), Puyehue-Cordón Caulle (Chile), Soputan (Indonesia).

Ongoing activity: Batu Tara (Indonesia), Dukono (Indonesia), Karymsky (Russia), Kilauea (Hawaii, USA), Kizimen (Russia), Sakura-jima (Indonesia), Santa María (Guatemala), Shiveluch (Russia), Taal (Philippines).

Note: ‘a.s.l.’ = ‘above sea level’.

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Smithsonian/USGS Weekly Volcanic Activity Report 22-28 June 2011 4 July 2011

Posted by admin in activity reports, Africa, Ambrym, Batu Tara, Chile, Eritrea, eruptions, Fuego, Guatemala, Hawaii, Indonesia, Kamchatka, Karymsky, Kilauea, Kirishima, Kizimen, Nabro, Pacific, Planchón-Peteroa, Russia, Sakura-jima, Shiveluch, United States, Vanuatu, Weekly Volcanic Activity Reports.
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Here’s the Smithsonian Institution and United States Geological Survey Weekly Volcanic Activity Report for the week 22-28 June 2011, compiled by Sally Kuhn Sennert. Some of the highlights:

  • Ambrym: degassing, occasional explosions, light ashfall
  • Nabro: eruption continues, with plumes of water vapour and sulphur dioxide, lava flows and ashfall
  • Puyehue-Cordón Caulle: eruption continues, with active lava flow, and ash clouds affecting air traffic
  • Planchón-Peteroa: ash and gas-and-steam plumes detected

SI/USGS Weekly Volcanic Activity Report 22-28 June 2011

Click on the map for a larger version (1211 x 784 pixels).

The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 22-28 June 2011 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Ambrym (Vanuatu), Kirishima (Japan), Nabro (Eritrea), Puyehue-Cordón Caulle (Chile).

Ongoing activity: Batu Tara (Indonesia), Fuego (Guatemala), Karymsky (Russia), Kilauea (Hawaii, USA), Kizimen (Russia), Planchón-Peteroa (Chile), Sakura-jima (Japan), Shiveluch (Russia).

Note: ‘a.s.l.’ = ‘above sea level’.

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SI/USGS Weekly Volcanic Activity Report, 5-11 January 2011 13 January 2011

Posted by admin in activity reports, Bulusan, Caribbean, Dukono, Ecuador, eruptions, Etna, Fuego, Guatemala, Hawaii, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kizimen, Manam, Merapi, Nicaragua, Pacaya, Reventador, Russia, Sakura-jima, San Cristóbal, Santa María, Shiveluch, Soufrière Hills, Suwanose-jima, Tungurahua, United States, Weekly Volcanic Activity Reports.
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Here is the Weekly Volcanic Activity Report covering 5 to 11 January 2010, issued by the Smithsonian Institution and United States Geological Survey and compiled by Sally Kuhn Sennert. Some selected highlights:

  • Etna: still restless, with weak emissions, strombolian activity and degassing
  • Kizimen: eruptive activity continues with continuous emissions to 6-8 km a.s.l. and ashfall
  • Fuego: explosions, incandescence, ash plumes and ashfall
  • Merapi: lahars cause floods and damage on Merapi’s flanks

The maps accompanying this report will be available shortly – apologies for the delay.

The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 5-11 January 2011 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Etna (Italy), Kizimen (Russia), Manam (Papua New Guinea).

Ongoing activity: Bulusan (Philippines), Dukono (Indonesia), Fuego (Guatemala), Karymsky (Russia), Kilauea (Hawaii, USA), Merapi (Indonesia), Pacaya (Guatemala), Reventador (Ecuador), Sakura-jima (Japan), San Cristóbal (Nicaragua), Santa María (Guatemala), Shiveluch (Russia), Soufrière Hills (Montserrat), Suwanose-jima (Japan), Tungurahua (Ecuador).

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SI/USGS Weekly Volcanic Activity Report, 29 December 2010 – 4 January 2011 8 January 2011

Posted by admin in activity reports, Bezymianny, Bulusan, Caribbean, Colombia, Ecuador, eruptions, Etna, Fuego, Gaua, Guatemala, Hawaii, Indonesia, Italy, Japan, Kamchatka, Karymsky, Kilauea, Kizimen, Machín, Manam, Pacific, Papua New Guinea, Philippines, Russia, Sakura-jima, Santa María, Shiveluch, Soufrière Hills, Stromboli, Suwanose-jima, Tengger Caldera, Tungurahua, United States, Vanuatu, Weekly Volcanic Activity Reports.
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The Smithsonian Institution and United States Geological Survey Weekly Volcanic Activity Reports enter their second decade of chronicling what the world’s volcanoes are up to with this week’s report, which covers 29 December 2010 to 4 January 2011 and is compiled by Sally Kuhn Sennert. Some selected highlights:

  • Etna: light ashfall, incandescence, vigorous strombolian activity
  • Manam: new eruptive episode – ash plumes, some dense; incandescence; pyroclastic flows
  • Stromboli: increase in the frequency and intensity of explosions from the S1 vent
  • Machín: increase in low-magnitude volcanic-tectonic seismicity recorded

SI/USGS Weekly Volcanic Activity Report 29 December 2010 - 4 January 2011

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 29 December 2010 – 4 January 2011 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Etna (Italy), Kizimen (Russia), Manam (Papua New Guinea), Stromboli (Italy).

Ongoing activity: Bezymianny (Russia), Bulusan (Philippines), Fuego (Guatemala), Gaua (Vanuatu), Karymsky (Russia), Kilauea (Hawaii, USA), Machín (Colombia), Sakura-jima (Japan), Santa María (Guatemala), Shiveluch (Russia), Soufrière Hills (Montserrat), Suwanose-jima (Japan), Tengger Caldera (Indonesia), Tungurahua (Ecuador).

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SI/USGS Weekly Volcanic Activity Report, 27 October – 2 November 2010 4 November 2010

Posted by admin in activity reports, Chile, Colima, Dukono, Ecuador, eruptions, Eyjafjöll, Fuego, Guatemala, Hawaii, Iceland, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Krakatau, Manam, Merapi, Pacific, Pagan, Papua New Guinea, Piton de la Fournaise, Planchón-Peteroa, Russia, Sakura-jima, Sangay, Santa María, Shiveluch, United States, Villarrica, Weekly Volcanic Activity Reports.
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The Weekly Volcanic Activity Report for 27 October to 2 November 2010 is compiled by Sally Kuhn Sennert and published by the Global Volcanism Program. Some selected highlights:

  • Kliuchevskoi: ash plumes to 8-9 km altitude causing flight diversions
  • Merapi: eruption continues with pyroclastic flows, plumes to more than 6 km altitude, ashfall
  • Piton de la Fournaise: eruption continues, an active lava lake observed
  • Eyjafjallajökull: the 2010 eruption is officially over, says scientist

SI/USGS Weekly Volcanic Activity Report 27 October - 2 November 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 27 October – 2 November 2010 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Colima (Mexico), Kliuchevskoi (Russia), Krakatau (Indonesia), Merapi (Indonesia), Piton de la Fournaise (Réunion Island), Planchón-Peteroa (Chile), Shiveluch (Russia).

Ongoing activity: Dukono (Indonesia), Eyjafjallajökull (Iceland), Fuego (Guatemala), Karymsky (Russia), Kilauea (Hawaii, USA), Manam (Papua New Guinea), Pagan (Mariana Islands), Sakura-jima (Japan), Sangay (Ecuador), Santa María (Guatemala), Villarrica (Chile).

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SI/USGS Weekly Volcanic Activity Report, 20-26 October 2010 29 October 2010

Posted by admin in activity reports, Chaitén, Chile, eruptions, Fuego, Guatemala, Hawaii, Indian Ocean, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Manam, Merapi, Pacaya, Papua New Guinea, Piton de la Fournaise, Russia, Sakura-jima, Santa María, Shiveluch, Suwanose-jima, United States, Villarrica, Weekly Volcanic Activity Reports.
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The Weekly Volcanic Activity Report for 20-26 October 2010 is compiled by Sally Kuhn Kennert and published by the Global Volcanism Program. It’s been a volcanically lively week. Some selected highlights:

  • Kliuchevskoi: explosive activity
  • Merapi: an explosive eruption brings evacuations and fatalities
  • Piton de la Fournaise: eruptive activity continues

SI/USGS Weekly Volcanic Activity Report 20-26 October 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 20-26 October 2010 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Kliuchevskoi (Russia), Merapi (Indonesia), Piton de la Fournaise (Réunion Island).

Ongoing activity: Chaitén (Chile), Fuego (Guatemala), Karymsky (Russia), Kilauea (Hawaii, USA), Manam (Papua New Guinea), Pacaya (Guatemala), Sakura-jima (Japan), Santa María (Guatemala), Shiveluch (Russia), Suwanose-jima (Japan), Villarrica (Chile).

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SI/USGS Weekly Volcanic Activity Report, 29 September – 5 October 2010 7 October 2010

Posted by admin in activity reports, Bagana, Batu Tara, Caribbean, Chile, Colombia, Dukono, Ecuador, eruptions, Fuego, Guatemala, Hawaii, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Mexico, Nevado del Huila, Nevado del Ruiz, Pacaya, Papua New Guinea, Piton de la Fournaise, Planchón-Peteroa, Popocatépetl, Reventador, Russia, Sakura-jima, Sarychev Peak, Shiveluch, Soufrière Hills, Suwanose-jima, United States, Weekly Volcanic Activity Reports.
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The Weekly Volcanic Activity Report for 29 September to 5 October 2010 is compiled by Sally Kuhn Kennert and published by the Global Volcanism Program. Some selected highlights:

  • Nevado del Huila: ash emissions reported at an altitude of 7.6 km
  • Nevado del Ruiz: increased seismicity, deformation and geochemical changes causing concern
  • Kilauea: a new breakout lava flow causes fires
  • Sarychev Peak: a diffuse ash plume reported

SI/USGS Weekly Volcanic Activity Report 29 September - 5 October 2010

Click on the map for a larger version (1280 x 898 pixels).

The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 29 September – 5 October 2010 is now available on the Global Volcanism Program website. The following is a summary and not a substitute for the full report.

New activity/unrest: Nevado del Huila (Colombia), Nevado del Ruiz (Colombia), Piton de la Fournaise (Réunion Island), Planchón-Peteroa (Chile), Reventador (Ecuador).

Ongoing activity: Bagana (Papua New Guinea), Batu Tara (Indonesia), Dukono (Indonesia), Fuego (Guatemala), Karymsky (Russia), Kilauea (Hawaii, USA), Kliuchevskoi (Russia), Pacaya (Guatemala), Popocatépetl (Mexico), Sakura-jima (Japan), Sarychev Peak (Russia), Shiveluch (Russia), Soufrière Hills (Montserrat), Suwanose-jima (Japan).

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