Lahars resulting from the May 18, 1980 eruption of Mount St. Helens...

Lahars resulting from the May 18, 1980 eruption of Mount St. Helens...

Detailed Description

Nearly 135 miles (220 kilometers) of river channels surrounding the volcano were affected by the lahars of May 18, 1980. A mudline left behind on trees shows depths reached by the mud.

Details

Image Dimensions: 3072 x 2048

Date Taken: