Tag Archives: Arenal

Arenal, Costa Rica

OVSICORI-UNA reported that during January, activity originating from Arenal’s Crater C consisted of gas emissions, sporadic Strombolian eruptions, and occasional avalanches from lava-flow fronts that traveled down the SW flanks. Volcanic activity was at relatively low levels and few eruptions … Continue reading

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Arenal, Costa Rica

OVSICORI-UNA reported that an incandescent avalanche descended Arenal’s SW flank on 6 June producing an 800-m-long scar and depositing a wide debris fan at the base of the volcano. A plume of dust, ash, and gas drifted W and NW, … Continue reading

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Arenal, Costa Rica

In March, activity originating from Arenal’s Crater C consisted of gas emissions, sporadic Strombolian eruptions, and occasional avalanches from lava-flow fronts that traveled down the SW flanks. Volcanic activity was at relatively low levels and few eruptions occurred. Acid rain … Continue reading

Posted in Volcano Activity Reports | Tagged

Arenal, Costa Rica

In January, activity originating from Arenal’s Crater C consisted of gas emissions, sporadic Strombolian eruptions, and occasional avalanches from lava-flow fronts that traveled down the S flanks. Blocks from the lava-flow fronts periodically reached vegetation and started small fires. Volcanic … Continue reading

Posted in Volcano Activity Reports | Tagged

Arenal, Costa Rica

In November, activity originating from Arenal’s Crater C consisted of gas emissions, sporadic Strombolian eruptions, lava flows traveling down the S flank, and occasional avalanches from lava-flow fronts. Blocks from near the edge of the crater rolled down the SE … Continue reading

Posted in Volcano Activity Reports | Tagged