Reventador volcano (Ecuador) - Smithsonian / USGS Weekly Volcanic Activity Report for 28 March-3 April 2007 (New Activity / Unrest)
On 28 March, observers reported roaring noises and an ash column from Reventador that rose to an altitude of 5.6 km (18,400 ft) a.s.l. and drifted W. A small lava flow traveled 200 m down the S flank.
Ср, 28 мар 2007, 06:0006:00 AM | ПЇЅПЇЅПЇЅПЇЅПЇЅ: VN
Incandescent material and ash emissions were observed during 29-31 March. On 1 April, ash plumes rose to an altitude of 7.6 km (24,900 ft) a.s.l. and incandescent rocks were ejected about 50 m above the crater.
Incandescent material was again seen at the summit on 2 April. The Washington VAAC reported that a strong hotspot was present on satellite imagery during 1-3 April. Based on pilot reports, IG reported that a steam-and-gas plume with little ash content rose to an altitude of 6.1 km (20,000 ft) a.s.l. and drifted W on 3 April.
Sources: Instituto Geofísico-Escuela Politécnica Nacional (IG), Washington Volcanic Ash Advisory Center (VAAC)
From: Global Volcanism Program, 2007. Report on Reventador. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 28 March-3 April 2007. Smithsonian Institution and US Geological Survey.
Wed, 21 Mar 2007, 06:00
Reventador volcano (Ecuador) - Smithsonian / USGS Weekly Volcanic Activity Report for 21 March-27 March 2007 (New Activity / Unrest)
IG reported that during early March, the number of tectonic earthquakes from Reventador increased. Steam-and-ash plumes were sporadically visible and rose to altitudes of 4 km (13,000 ft) a.s.l. occasionally during 8-22 March. ... Read all
Wed, 28 Dec 2005, 06:00
Reventador volcano (Ecuador) - Smithsonian / USGS Weekly Volcanic Activity Report for 28 December-3 January 2006 (Continuing Activity)
IG reported that during 19-25 December, seismicity was at low levels at Reventador and several small explosions occurred. According to the Washington VAAC, satellite imagery showed an ash plume at a height around 7.6 km (25,000 ft) a.s.l. extending NW on 29 December. ... Read all