Mount St Helens Lahar

Detailed Description
Bridge destroyed by lahar in North Fork Toutle River during eruption of Mount St. Helens, May 18,1980. Credit: Richard Waitt, USGS.
Sources/Usage
Public Domain.
Bridge destroyed by lahar in North Fork Toutle River during eruption of Mount St. Helens, May 18,1980. Credit: Richard Waitt, USGS.
Public Domain.