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Rincón de la Vieja volcano, Costa Rica: news & activity updates

Updated: May 23, 2022 09:24 GMT -
latest (2022) ... | 2017 | 2016 | | 2014 | 2013 | 2012 | 2011
Sun, 21 Sep 2014, 16:39
Aerial image of the crater lake of Rincon de la Vieja volcano (image: OVSICORI-UNA)
The volcano increased its activity. Since 17 Sep, phreatic explosions have regularly occurred from the main crater which contains an acid lake. Although none was observed directly, at least 6 explosions could be identified by seismic signals. An aerial survey yesterday showed no fresh deposits, which suggests that the eruptions were rather small and did not eject material beyond the lake. Read all
Wed, 17 Sep 2014, 06:00
OVSICORI-UNA reported that at 1237 on 17 September a seismic signal indicating a phreatic explosion at Rincón de la Vieja was detected by a station about 5 km S of the volcano. A second phreatic explosion, detected at 2048 and lasting three minutes, was of a larger magnitude and a longer duration that the first explosion. Phreatic explosions were also detected at 1825 on 19 September and at 0304, 0439, and 0634 on 20 September. Read all
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