Santa Ana volcano (El Salvador) - Smithsonian / USGS Weekly Volcanic Activity Report for 1 February-7 February 2006 (Continuing Activity)
During 27 January- 3 February, volcanic activity was at moderate levels at Santa Ana. On the 2nd, there was an increase in seismicity at the volcano, possibly related to an earthquake on the coast of Guatemala. There was also an increase in the sulfur-dioxide flux, with an average of 2,000 metric tons measured daily.
Wed, 1 Feb 2006, 06:0006:00 AM | BY: VN
Steam plumes rose to low levels above the volcano. The Alert Level at Santa Ana remained at Red, the highest level, within a 5-km radius around the volcano's summit crater.
Source: Servicio Nacional de Estudios Territoriales (SNET)
From: Global Volcanism Program, 2006. Report on Santa Ana. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 1 February-7 February 2006. Smithsonian Institution and US Geological Survey.
Wed, 18 Jan 2006, 06:00
Santa Ana volcano (El Salvador) - Smithsonian / USGS Weekly Volcanic Activity Report for 18 January-24 January 2006 (Continuing Activity)
Seismicity at Santa Ana during 14-20 January 2006 was at normal levels. Degassing continued, with sporadic gas-and-steam emissions that rose about 200 m before dispersing. Sulfur dioxide flux, measured 6 km SW of the volcano, ranged from 163 to 1,578 metric tons/day. ... Read all
Wed, 11 Jan 2006, 06:00
Santa Ana volcano (El Salvador) - Smithsonian / USGS Weekly Volcanic Activity Report for 11 January-17 January 2006 (Continuing Activity)
During 6-13 January, volcanic activity was moderate at Santa Ana. Seismicity was a bit over normal levels with small earthquakes occurring, which were interpreted as being associated with gas pulses. Continuous low-level emissions of steam and gas originated from the lagoon and from fumaroles within the crater. ... Read all