Photos: Mount St. Helens awakens
Federal researchers reveal pictures taken before, during and after Tuesday's eruption.
Mount St. Helens awakens
This photo of Mount St. Helens was taken by a research camera Tuesday morning before the eruption. The volcano later spit out a 7-mile high plume of ash and steam.
Credit: U.S. Geological Survey
Mount St. Helens awakens
This photo shows the beginning of Tuesday's eruption. The picture was taken about 5:27 p.m. PST by a research camera.
Credit: U.S. Geological Survey
Mount St. Helens awakens
This image was captured at 5:53 p.m. PST--about half an hour after the eruption started, and as it was winding down.
Credit: U.S. Geological Survey
Mount St. Helens awakens
The volcano's plume was mostly white or otherwise light-colored. For that reason, researchers have concluded that steam was the predominant component.
Credit: U.S. Geological Survey
