Surprise Eruption in Chile Sparks Interest in Volcano Early Warning

Surprise Eruption in Chile Sparks Interest in National Volcano Earl...

Detailed Description

Typical eruption column of Chaitén Volcano, Chile, on May 26, 2008, between stronger explosive activity. The circular caldera rim is 3 km (1.9 miles) in diameter, which was formed about 9,400 years ago. A lava dome that erupted sometime later is the knobby feature between the billowing ash and rim on the left. A new lava dome is growing in the caldera but it is out of view behind eruption column. U.S. Geological Survey photograph by J.N. Marso.

Details

Image Dimensions: 450 x 338

Date Taken: