Piton de la Fournaise volcano (Reunion Island, France) - Smithsonian / USGS Weekly Volcanic Activity Report for 4 November-10 November 2009 (New Activity / Unrest)
OVPDLF reported that on 5 November a vent inside the S part of Piton de la Fournaise's Dolomieu crater opened, following an intense seismic crisis. Within thirty minutes, a fissure on the upper SE flank propagated E and a second fissure opened on the E flank. Lava fountains 20 m high and 'a'a lava flows were emitted from both fissures.
Wed, 4 Nov 2009, 06:0006:00 AM | BY: VN
The Alert Level was raised to 2. Lava flows ceased by the morning of 6 November; the Alert level was lowered to 1 later that day.
Source: Observatoire Volcanologique du Piton de la Fournaise (OVPF)
From: Global Volcanism Program, 2009. Report on Piton de la Fournaise. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 4 November-10 November 2009. Smithsonian Institution and US Geological Survey.
Wed, 14 Oct 2009, 06:00
Piton de la Fournaise volcano (Reunion Island, France) - Smithsonian / USGS Weekly Volcanic Activity Report for 14 October-20 October 2009 (New Activity / Unrest)
On 14 October, OVPDLF reported a seismic crisis from Piton de la Fournaise, with seismicity indicating deformation on the N side of Dolomieu crater and rockfalls within the crater. During 15-17 October, deformation and rockfalls continued to be detected. On 18 October, another seismic crisis was noted along with deformation on the N and S sides of Dolomieu crater. ... Read all
Wed, 7 Oct 2009, 06:00
Piton de la Fournaise volcano (Reunion Island, France) - Smithsonian / USGS Weekly Volcanic Activity Report for 7 October-13 October 2009 (New Activity / Unrest)
During 5-6 October, OVPDLF reported increased seismicity from Piton de la Fournaise. A seismic crisis on 7 October prompted OVPDLF to raise the Alert Level to 1. Earthquakes were centered between the Bory and Dolomieu craters, and deformation was detected on the N side of Dolomieu. ... Read all