Monthly Archives: March 2008

Tungurahua, Ecuador

IG reported that although visual observations were very limited due to cloud cover, ash-and-steam and ash plumes from Tungurahua were spotted and rose to altitudes of 5.2-7 km (17,100-23,000 ft) a.s.l. during 12-18 March. Ash plumes drifted SW, W, NW, … Continue reading

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Soufriére Hills, Montserrat, West Indies

MVO reported that that during 11-18 March the lava dome at Soufrière Hills changed very little, based on visual observations on 12 March and other measurable parameters. The E side of the lava dome continued to erode, with material accumulating … Continue reading

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Shiveluch, Russia

KVERT reported that seismic activity at Shiveluch was slightly above background levels during 7-14 March. Based on seismic interpretation, ash plumes possibly rose to an altitude of 4.1 km (13,500 ft) a.s.l. on 6 and 7 March. According to video … Continue reading

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Rabaul, Papua New Guinea

RVO reported that ash plumes from Rabaul caldera’s Tavurvur cone rose to altitudes of 2.7-3.2 km (8,900-10,500 ft) a.s.l. and drifted N, NW, W, SW, and S during 12-19 March. Ashfall was reported in areas downwind, including Rabaul Town (3-5 … Continue reading

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Popocatépetl, Mexico

CENAPRED reported that emissions of steam and gas from Popocatépetl were visible during 12-18 March. The plumes occasionally contained slight amounts of ash. Ash plumes on 17 March rose to altitudes of 7.4-7.9 km (24,300-26,000 ft) a.s.l. and drifted NE. … Continue reading

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Ol Doinyo Lengai, Tanzania

Based on a pilot observation, the Toulouse VAAC reported that an ash plume rose to an altitude of 12.2 km (40,000 ft) a.s.l. on 13 March. The plume was not confirmed using satellite imagery. A plume at an altitude of … Continue reading

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Colima, Mexico

Multiple steam plumes from Colima were observed rising to altitudes of 3.9-4.6 km (12,800-15,100 ft) a.s.l. during 12-18 March. Gray plumes rose to altitudes of 4-4.8 km (13,100-15,700 ft) a.s.l. on 14 and 18 March. Plumes drifted multiple directions. Source: … Continue reading

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