Aug 23, 2000 · The Arenal Volcano was steadily active this evening, and a bright moon helped to create an impressive silhouette during the fiery show. The photos did, however, turn out a bit blurry due to …

May 15, 2005 · However, on Monday, July 29, 1968 at 7:30 AM, the Arenal Volcano suddenly and violently erupted. The eruptions continued unabated for several days, burying over 15 square …

May 24, 2010 · On May 29, Eliecer Duarte, a volcanologist and geochemist with the Costa Rican Institute of Volcanology and Seismographic Observatory, visited the Arenal Volcano to determine …

Although currently in a resting phase, Arenal remained the country’s most active volcano for the past 43 years. Its storied history is charged with eruptions — both major and minor — that have intimately …

Aug 23, 2000 · Arenal eruption page updated on October 30, 2005 in Costa Rica, activity moderate. Hot rocks and lava rolling down every 5 minutes could be seen on the West face.

In contrast, Arenal is Costa Rica’s most active volcano, and since July 29, 1968 its lava flows have been consistent. On this day in 1968, three craters burst open along the volcano’s western flank.

Due to the convergence of oceanic and continental tectonic plates, magma (the molten or partially molten rock that forms beneath earth’s surface) rises into Arenal’s volcanic chamber and can …

Check out our Arenal Volcano Map for an update on the volcano’s current activity. It did, however, enter into a resting phase in 2010. At present, no eruptions are occurring. There are a number of …

The eruptions began around 10 AM and continued into the afternoon. Ash and gas columns spread more than 1 km into the sky, bringing partial darkness to the immediate area.

Feb 2, 2006 · If you look at our "Recent Eruption History" on our Arenal Volcano map, you will notice that a flow lasted 9 months while others lasted 9 years. Read about magma, conduits and how the …