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Diaporama
Arenal volcano sat by (c) Google Earth View
Arenal volcano sat by (c) Google Earth View

Arenal volcan
Stratovolcano 1657 m / 5,436 ft
Costa Rica, 10.46°N / -84.7°W
Condition actuelle: normal / en sommeil (1 sur 5)
Arenal webcams / données en temps réel | Reports
Arenal livres | Tours
Eruptions du volcan Arenal:
Ca. 1350 (large, sub-Plinian eruption), 1530, 1750, 1915(?), 1922, 1968 (major explosion), 1968-ongoing activity (as of 2010)
Style éruptif tipique:
Explosive. Near continuous strombolian activity, occasional major explosive events and lava flows.
Derniers séismes proches
Derniers images satellite

Sentinel hub | Landsat 8
 

Volcano news: Arenal volcano, Costa Rica

mer., 18 sept. 2013, 10:59
OVSICORI 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. ...plus
jeu., 31 janv. 2013, 17:49
The volcano had shown some increased seismicity at the end of December, but has calmed down again.
dim., 30 déc. 2012, 11:05
Seismic recording during 29 Dec 2012 (VACR station, OVSICORI)
Some elevated internal activity was observed on 29 Dec, but seismic activity has been calm again today.
dim., 9 sept. 2012, 09:02
Following 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. ...plus [lire toutes]
ven., 4 juin 2010, 08:55
It 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, 11:42
As 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. ...plus [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. ...plus [lire toutes]

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