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Arenal volcano, Costa Rica: news & activity updates

Updated: Mar 29, 2024 15:36 GMT-
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Arenal volcano (Costa Rica): increased rockfalls as possible sign of volcano becoming more active

Wed, 18 Sep 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.

Arenal volcano (Costa Rica) activity update

Thu, 12 Sep 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 all
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Arenal volcano sat by (c) Google Earth View
Arenal volcano sat by (c) Google Earth View
Arenal volcano
Stratovolcano 1657 m / 5,436 ft
Costa Rica, 10.46°N / -84.7°W
Current status: normal or dormant (1 out of 5) Arenal volcano eruptions:
1968-2011, 1968 (major explosion), 1922, 1915(?), 1750, 1530, around 1350 (large, sub-Plinian eruption)
Typical eruption style
Explosive. Near continuous strombolian activity, occasional major explosive events and lava flows.