Volcano news: Arenal volcano, Costa Rica
mer., 18 sept. 2013, 10:59OVSICORI mentioned that rockfalls with rumbling noises have increased at the volcano over the past weeks. This could suggest that the volcano has started to wake up from its 3 years of slumber.
jeu., 12 sept. 2013, 08:14
OVSICORI-UNA reported that plumes composed mainly of water vapor rose from the NE and SE edges of Arenal's Crater C on 8 and 9 September. Tremors indicative of hydrothermal and magmatic activity were detected on 8 September. Read more...
jeu., 31 janv. 2013, 17:49The volcano had shown some increased seismicity at the end of December, but has calmed down again.
dim., 30 déc. 2012, 11:05
dim., 9 sept. 2012, 09:02Following the 7.6 earthquake on 5 Sep 2012, there were moderate rock avalanches up to the middle of the flank, mainly from the unstable blocks on the north rim of the crater.
lun., 5 mars 2012, 11:05
Arenal Volcano continued its rest during February 2012 and showed only gas emissions as activity, the latest monthly report of OBSICORI summarizes. Read more... lire toutes
ven., 4 juin 2010, 08:55It was reported that on 24 May a series of incandescent flows were flowing the W flank, towards the lake, reaching a forest. An ash plume was drifting and the N. Arenal National Park was closed briefly because to the activity.
mer., 26 mai 2010, 12:37
Arenal volcano in Costa Rica had a stronger explosive and/or effusive eruption around 1pm on 25 June. According to various news sources, explosions produced 8 ash avalances (or lava flows) and promted the evacuation of parts of the Arenal National Park. Although almost constantly active during the past decades, the last major eruption of Arenal was in 1968 when 89 people got killed.
mar., 10 juin 2008, 11:42As the Observatorio Vulcanológico y Sismológico de Costa Rica reports in a press bulletin, on Friday 06, June 2008 at 9:15am (15:15GMT) a large hot avalanche of unknown volume of blocky lava that had been accumulating at the summit since March 2007 rolled down the SW slopes of Arenal volcano, Costa Rica. Read more... lire toutes
sam., 15 déc. 2007, 13:08
Arenal, one of the few volcanoes with near-constant activity, continues to be in mild strombolian-type activity. Read more... lire toutes
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