Monthly Archives: February 2008

Fuego, Guatemala

INSIVUMEH reported that during 6-19 February explosions from Fuego produced ash plumes that rose to altitudes of 4-4.7 km (13,100-15,400 ft) a.s.l. Fumarolic plumes rose to altitudes of 3.9-4 km (12,800-13,100 ft) a.s.l. Source: Instituto Nacional de Sismologia, Vulcanologia, Meteorologia, … Continue reading

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Colima, Mexico

Steam and steam-and-ash plumes from Colima were observed rising to altitudes of 4-4.4 km (13,100-14,400 ft) a.s.l. during 14-19 February. Plumes drifted N, NE, and E. Source: Gobierno del Estado de Colima – “Reports provided courtesy of the Smithsonian’s Global … Continue reading

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Cleveland, Chuginadak Island

AVO reported that a minor explosion from Cleveland on 15 February produced a small, diffuse ash plume that rose to an altitude of below 3 km (10,000 ft) a.s.l. and drifted NW. The Volcanic Alert Level remained at Advisory and … Continue reading

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Callaqui, Chile

According to news articles on 14 February, scientists from the Universidad de Concepción will install instruments to monitor Callaqui. Local residents reported feeling earthquakes and hearing constant rumbling noises during the previous few weeks. Source: El Mostrador – “Reports provided … Continue reading

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Anatahan, Mariana Islands, United States

The USGS reported a diffuse plume from Anatahan, possibly containing some ash, was visible on satellite imagery drifting SW on 14 February. On 17 and 19 February seismicity increased. On 18 February, both a low-level steam plume that possibly contained … Continue reading

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Tungurahua, Ecuador

IG reported that although visual observations were limited due to cloud cover, ash and steam-and-ash plumes from Tungurahua were spotted and rose to altitudes of 6-9 km (19,700-29,500 ft) a.s.l. during 12-19 February. Ash plumes drifted mainly NW, W, and … Continue reading

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Llaima, Chile

SERNAGEOMIN reported that explosions in the main crater of Llaima propelled incandescent material 200-500 m in the air during 8-13 February. Explosions occasionally alternated between N and S cones in the main crater. On 9 February, the Calbuco River was … Continue reading

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Suwanose-Jima, Ryukyu Islands, Japan

Based on information from JMA, the Tokyo VAAC reported that an eruption plume from Suwanose-jima rose to an altitude of 1.8 km (6,000 ft) a.s.l. on 7 February and drifted E. Explosions were also noted on 8, 9, and 13 … Continue reading

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Mount St. Helens, Washington, USA

Data from deformation-monitoring instruments indicated that during 6-12 February lava-dome growth at Mount St. Helens continued. Seismicity persisted at low levels, punctuated by M 1.5-2.5, and occasionally larger, earthquakes. Clouds and snow cover frequently inhibited visual observations. Source: Cascades Volcano … Continue reading

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Soufriére Hills, Montserrat, West Indies

MVO reported that that during 5-12 February the lava dome at Soufrière Hills changed very little, based on limited observations (due to inclement weather) during overflights. Seismic activity was very low and low-level rockfall activity continued. Fumarolic activity on the … Continue reading

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