Arenal volcano (Costa Rica): increased rockfalls as possible sign of volcano becoming more active
Wed, 18 Sep 2013, 10:59 | BY: T
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. - All news about: Arenal volcano
- Information about: Arenal volcano
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Previous news
Thu, 12 Sep 2013, 08:14
Arenal volcano (Costa Rica) activity update
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
Wed, 11 Sep 2013, 06:00
Arenal volcano (Costa Rica) - Smithsonian / USGS Weekly Volcanic Activity Report for 11 September-17 September 2013 (New Activity / Unrest)
OVSICORI-UNA conducted an overflight of Arenal on 14 September to measure gas emissions, and found low concentrations of carbon dioxide, water, and hydrogen sulfide. An infrared camera detected a ring of thermal anomalies along the rim of Crater C. ... Read all
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