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SI/USGS Weekly Volcanic Activity Report 14-20 July 2010 22 July 2010

Posted by admin in activity reports, Batu Tara, Caribbean, Colombia, eruptions, Fuego, Gorely, Guatemala, Hawaii, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Nevado del Ruiz, Pacaya, Russia, Sakura-jima, Santa María, Shiveluch, Soufrière Hills, Suwanose-jima, Tungurahua, Ubinas, United States, volcanoes, Weekly Volcanic Activity Reports.
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Some highlights from the last week of volcanic activity reported by the Global Volcanism Program, including a possible eruption at Colombia’s Nevado del Ruiz:

  • Nevado del Ruiz: a 7 km plume reported, possibly from an eruption
  • Fuego: explosions producing plumes up to 4.4 km altitude
  • Santa María: lots of explosions from the Santiaguito lava dome complex

SI/USGS Weekly Volcanic Activity Report 30 June - 6 July 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 14-20 July 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: Gorely (Russia), Soufrière Hills (Montserrat), Ubinas (Peru).

Ongoing activity: Batu Tara (Indonesia), Fuego (Guatemala), Karymsky (Russia), Kilauea (Hawaii USA), Kliuchevskoi (Russia), Nevado del Ruiz (Colombia), Pacaya (Guatemala), Sakura-jima (Japan), Santa María (Guatemala), Shiveluch (Russia), Suwanose-jima (Japan), Tungurahua (Ecuador).

Note: a.s.l. = ‘above sea level’.

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SI/USGS Weekly Volcanic Activity Report 7-13 July 2010 14 July 2010

Posted by admin in activity reports, Bagana, Caribbean, Dukono, Ecuador, eruptions, Guatemala, Hawaii, Indonesia, Italy, Japan, Kamchatka, Karymsky, Kilauea, Kirishima, Kliuchevskoi, Pacaya, Papua New Guinea, Russia, Sakura-jima, Shiveluch, Soufrière Hills, Stromboli, Tungurahua, Ulawun, United States, Weekly Volcanic Activity Reports.
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Some highlights from the last week of volcanic activity courtesy the Global Volcanism Program and Sally Kuhn Sennert, including more seismic restlessness and ash venting at Soufrière Hills and some big bangs at Stromboli:

  • Soufrière Hills: seismic swarms, ash venting, ashfall, some rumbling and roaring
  • Stromboli: two major explosive events at the ever-active ‘Lighthouse of the Mediterranean’
  • Pacaya: an explosion produces ash and tephra fall, provoking small-scale evacuations

SI/USGS Weekly Volcanic Activity Report 7-13 July 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 7-13 July 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: Soufrière Hills (Montserrat), Stromboli (Italy).

Ongoing activity: Bagana (Papua New Guinea), Dukono (Indonesia), Karymsky (Russia), Kilauea (Hawaii USA), Kirishima (Japan), Kliuchevskoi (Russia), Pacaya (Guatemala), Sakura-jima (Japan), Shiveluch (Russia), Tungurahua (Ecuador), Ulawun (Papua New Guinea).

Note: a.s.l. = ‘above sea level’.

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SI/USGS Weekly Volcanic Activity Report 30 June – 6 July 2010 9 July 2010

Posted by admin in activity reports, Arenal, Bagana, Caribbean, Costa Rica, Dukono, Ebeko, Ecuador, eruptions, Gorely, Hawaii, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Miyake-jima, Papua New Guinea, Russia, Sakura-jima, Shiveluch, Soufrière Hills, Tiatia, Tungurahua, Ulawun, United States, Weekly Volcanic Activity Reports.
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Some highlights from the last week of volcanic activity reported by the Global Volcanism Program, including an apparent revival of activity at Soufrière Hills:

  • Ebeko: explosions throwing plumes up to 1.8 km altitude, alert level raised to yellow
  • Arenal: strombolian activity shaking the glass in windows 4 km away
  • Kliuchevskoi: ash plumes to 5.3 km altitude
  • Soufrière Hills: ash venting observed for the first time since February 2010

SI/USGS Weekly Volcanic Activity Report 30 June - 6 July 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 30 June – 6 July 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: Ebeko (Russia), Gorely (Russia), Tiatia (Russia), Ulawun (Papua New Guinea).

Ongoing activity: Arenal (Costa Rica), Bagana (Papua New Guinea), Dukono (Indonesia), Karymsky (Russia), Kilauea (Hawaii USA), Kliuchevskoi (Russia), Miyake-jima (Japan), Pagan (Mariana Islands), Sakura-jima (Japan), Shiveluch (Russia), Soufrière Hills (Montserrat), Tungurahua (Ecuador).

Note: a.s.l. = ‘above sea level’.

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SI/USGS Weekly Volcanic Activity Report 23-29 June 2010 3 July 2010

Posted by admin in activity reports, Dukono, Ecuador, eruptions, Eyjafjöll, Gorely, Hawaii, Iceland, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kirishima, Kliuchevskoi, Pacific, Papua New Guinea, Russia, Sakura-jima, Shiveluch, Tungurahua, Ulawun, United States, Weekly Volcanic Activity Reports.
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Some highlights from the last fairly quiet week of volcanic activity reported by the Global Volcanism Program:

  • Gorely: new active vent observed, alert level raised to yellow
  • Tungurahua: steam, gas and ash plumes, roaring sounds, ashfall, a lahar or two
  • Kirishima: a possible eruption on 28 June
  • Kliuchevskoi: large thermal anomaly, plumes heading off in multiple directions

SI/USGS Weekly Volcanic Activity Report 23-29 June 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 23-29 June 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: Gorely (Russia), Pagan (Mariana Islands), Tungurahua (Ecuador), Ulawun (Papua New Guinea).

Ongoing activity: Dukono (Indonesia), Eyjafjallajökull (Iceland), Karymsky (Russia), Kilauea (Hawaii USA), Kirishima (Japan), Kliuchevskoi (Russia), Sakura-jima (Japan), Shiveluch (Russia).

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SI/USGS Weekly Volcanic Activity Report 16-22 June 2010 24 June 2010

Posted by admin in activity reports, Batu Tara, Caribbean, Colombia, Dukono, Ecuador, eruptions, Etna, Gaua, Gorely, Guatemala, Hawaii, Indonesia, Ioto, Italy, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Nevado del Huila, Pacaya, Papua New Guinea, Russia, Sakura-jima, Shiveluch, Soufrière Hills, Tiatia, Tungurahua, Ulawun, United States, Vanuatu, Weekly Volcanic Activity Reports.
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Some highlights from the last week of volcanic activity reported by the Global Volcanism Program:

  • Etna: hot landslides generate ash clouds
  • Nevado del Huila: seismicity increases, sulphur dioxide plumes detected
  • Tungurahua: steam-and-ash plumes, daily ashfall
  • Kliuchevskoi: strombolian activity
  • Sakura-jima: 550 eruptions so far in 2010, a new record for this hyper-active volcano

SI/USGS Weekly Volcanic Activity Report 16-22 June 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 16-22 June 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: Etna (Italy), Gorely (Russia), Ioto (Japan), Nevado del Huila (Colombia), Pacaya (Guatemala), Tiatia (Russia), Tungurahua (Ecuador), Ulawun (Papua New Guinea).

Ongoing activity: Batu Tara (Indonesia), Dukono (Indonesia), Gaua (Vanuatu), Karymsky (Russia), Kilauea (Hawaii USA), Kliuchevskoi (Russia), Sakura-jima (Japan), Shiveluch (Russia), Soufrière Hills (Montserrat).

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SI/USGS Weekly Volcanic Activity Report 9-15 June 2010 22 June 2010

Posted by admin in activity reports, Alaska, Bagana, Batu Tara, Bezymianny, Caribbean, Chile, Cleveland, Dukono, Ecuador, eruptions, Eyjafjöll, Fuego, Gaua, Guatemala, Hawaii, Iceland, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Melimoyu, Mexico, Nicaragua, Pacific, Papua New Guinea, Popocatépetl, Russia, Sakura-jima, San Cristóbal, Shiveluch, Soufrière Hills, Tungurahua, Ulawun, United States, Vanuatu, Weekly Volcanic Activity Reports.
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Some highlights from the last week of volcanic activity reported by the Global Volcanism Program:

  • Melimoyu: increased seismicity leads to heightened alert level
  • Tungurahua: daily explosions and ashfall
  • Eyjafjallajökull: earthquakes, steam plumes
  • Soufrière Hills: rockfalls and pyroclastic flows

SI/USGS Weekly Volcanic Activity Report 9-15 June 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 9-15 June 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: Bezymianny (Russia), Cleveland (Alaska, USA), Melimoyu (Chile), Pacaya (Guatemala), San Cristóbal (Nicaragua), Sarigan (Mariana Islands), Tiatia (Russia), Tungurahua (Ecuador), Ulawun (Papua New Guinea).

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

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SI/USGS Weekly Volcanic Activity Report 2-8 June 2010 9 June 2010

Posted by admin in activity reports, Alaska, Batu Tara, Bezymianny, Cleveland, Dukono, Ecuador, eruptions, Eyjafjöll, Guatemala, Hawaii, Iceland, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Mexico, Pacaya, Papua New Guinea, Philippines, Popocatépetl, Russia, Sakura-jima, Santa María, Shiveluch, Taal, Tungurahua, Ulawun, United States, Weekly Volcanic Activity Reports.
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Some highlights from the last week of volcanic activity reported by the Global Volcanism Program:

  • Pacaya: strombolian activity ejects material 200 m into the air
  • Taal: elevated seismicity and inflation causing concern
  • Tungurahua: explosions, ashfall, plumes up to 9 km altitude
  • Eyjafjallajökull: fluctuating tremor, fresh ashfall, plumes up to 4.5 km altitude

SI/USGS Weekly Volcanic Activity Report 2-8 June 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 2-8 June 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: Bezymianny (Russia), Cleveland (Alaska, USA), Pacaya (Guatemala), Taal (Philippines), Tiatia (Russia), Tungurahua (Ecuador), Ulawun (Papua New Guinea).

Ongoing activity: Batu Tara (Indonesia), Dukono (Indonesia), Eyjafjallajökull (Iceland), Karymsky (Russia), Kilauea (Hawaii, USA), Kliuchevskoi (Russia), Popocatépetl (Mexico), Sakura-jima (Japan), Santa María (Guatemala), Shiveluch (Russia).

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SI/USGS Weekly Volcanic Activity Report 24 February-2 March 2010 4 March 2010

Posted by admin in activity reports, Caribbean, Costa Rica, Ecuador, eruptions, Fuego, Guatemala, Hawaii, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Mayon, Mexico, Pacaya, Philippines, Poás, Popocatépetl, Russia, Sakura-jima, Santa María, Semeru, Shiveluch, Soufrière Hills, Tungurahua, United States, Weekly Volcanic Activity Reports.
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Some highlights from the last week of volcanic activity reported by the Global Volcanism Program:

  • Poás: grey and sulphur-scented sediment thrown out by a phreatic explosion
  • Santa María: ash plumes from the Santiaguito lava dome complex reached 2.8-3.1 km altitude
  • Tungurahua: ash plumes reached 6.5-8.0 km altitude

SI/USGS Weekly Volcanic Activity Report 24 February-2 March 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 24 February-2 March 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: Poás (Costa Rica), Semeru (Indonesia), Soufrière Hills (Montserrat).

Ongoing activity: Fuego (Guatemala), Karymsky (Russia), Kilauea (USA), Kliuchevskoi (Russia), Mayon (Philippines), Pacaya (Guatemala), Popocatépetl (Mexico), Sakura-jima (Japan), Santa María (Guatemala), Shiveluch (Russia), Tungurahua (Ecuador).

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SI/USGS Weekly Volcanic Activity Report 17-23 February 2010 25 February 2010

Posted by admin in activity reports, Africa, Bagana, Caribbean, Ecuador, eruptions, Hawaii, Indonesia, Japan, Kamchatka, Karymsky, Kilauea, Kliuchevskoi, Ol Doinyo Lengai, Papua New Guinea, Reventador, Russia, Sangay, Shiveluch, Soufrière Hills, Suwanose-jima, Talang, Tanzania, Tungurahua, Ulawun, United States, Weekly Volcanic Activity Reports.
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Just some of the notable volcanic activity reported at the Global Volcanism Program for the last week:

  • Ol Doinyo Lengai – steam emissions and fresh lava flows observed at Tanzania’s unique carbonate volcano
  • Kliuchevskoi – continuing lava flows, phreatic and strombolian activity
  • Tungurahua – continuing explosions, ashfall and lahars

SI/USGS Weekly Volcanic Activity Report 17-23 February 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 17-23 February 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: Ol Doinyo Lengai (Tanzania), Reventador (Ecuador), Soufrière Hills (Montserrat), Ulawun (Papua New Guinea).

Ongoing activity: Bagana (Papua New Guinea), Karymsky (Russia), Kilauea (Hawaii, USA), Kliuchevskoi (Russia), Sakura-jima (Japan), Sangay (Ecuador), Shiveluch (Russia), Suwanose-jima (Japan), Talang (Indonesia), Tungurahua (Ecuador).

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SI/USGS Weekly Volcanic Activity Report 10-16 February 2010 18 February 2010

Posted by admin in activity reports, Bagana, Bezymianny, Caribbean, Chaitén, Chile, Colombia, Dukono, Ecuador, eruptions, Guatemala, Hawaii, Indonesia, Japan, Kamchatka, Karangetang, Karymsky, Kilauea, Kliuchevskoi, Llaima, Nevado del Huila, Pacaya, Papua New Guinea, Russia, Sakura-jima, Shiveluch, Soufrière Hills, Suwanose-jima, Tiatia, Tungurahua, Ulawun, United States, Weekly Volcanic Activity Reports.
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Some of the volcanic activity headlines for the past week:

  • Llaima: steam-and-gas plumes detected, alert level raised
  • Soufrière Hills: major dome collapse, resulting ash plume reaches 15.2 km altitude
  • Nevado del Huila: gas emissions and thermal anomalies detected on the lava dome
  • Tungurahua: ash plumes rose to altitudes of 5.5 to 9 km

SI/USGS Weekly Volcanic Activity Report 10-16 February 2010

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The Smithsonian Institution/United States Geological Survey Weekly Volcanic Activity Report for 10-16 February 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: Bezymianny (Russia), Llaima (Chile), Soufrière Hills (Montserrat), Tiatia (Russia), Ulawun (Papua New Guinea).

Ongoing activity: Bagana (Papua New Guinea), Chaitén (Chile), Dukono (Indonesia), Karangetang [Api Siau] (Indonesia), Karymsky (Russia), Kilauea (Hawaii, USA), Kliuchevskoi (Russia), Nevado del Huila (Colombia), Pacaya (Guatemala), Sakura-jima (Japan), Shiveluch (Russia), Suwanose-jima (Japan) | Tungurahua (Ecuador).

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