Reventador volcano (Ecuador) - Smithsonian / USGS Weekly Volcanic Activity Report for 30 July-5 August 2008 (New Activity / Unrest)
The IG reported that seismicity from Reventador decreased during 30-31 July. On 31 July, steam-and-gas plumes with a low ash content were detected on satellite imagery and drifted W and SW. On 1 August, steam-and-gas plumes were emitted and a lava flow in the caldera was active.
Ср, 30 июл 2008, 06:0006:00 AM | ПЇЅПЇЅПЇЅПЇЅПЇЅ: VN
Diffuse ash emissions were noted on 2 August. On 3 August, IG scientists observed the lava flow in the caldera and estimated that it advanced at a rate of 100 m per day. They also heard sporadic roaring noises.
Gas-and-steam plumes were noted on 5 August.
Source: Instituto Geofísico-Escuela Politécnica Nacional (IG)
From: Global Volcanism Program, 2008. Report on Reventador. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 30 July-5 August 2008. Smithsonian Institution and US Geological Survey.
Tue, 29 Jul 2008, 16:05
A new eruption is reported from Reventador volcano. The Ecuadorian Institute of Geophysics (Istituto Geofisico, IG) reports eruptive tremor starting on 27 July from 15h00 local time. In the evening of that day, incandscence became visible from the summit of the volcano, indicating lava flows. An ash plume rose to 500-2000m and light ashfall was reported in the area around Olmedo. ... Read all
Wed, 23 Jul 2008, 06:00
Reventador volcano (Ecuador) - Smithsonian / USGS Weekly Volcanic Activity Report for 23 July-29 July 2008 (New Activity / Unrest)
The IG reported that the number of earthquakes per day from Reventador increased during July and were the greatest on 24 and 25 July. At 1500 on 27 July, continuous seismic tremor was registered and was followed by observations of incandescence around the crater. Thermal anomalies were also identified on satellite imagery. ... Read all