Destroyed gaging station. Mount St. Helens, Cowlitz County, Washington. 1980.

Index card: This gaging station located one mile below the junction of the North and South Forks Toutle River was completely wiped out by the May 18, 1980 mudflow. A five-inch concrete reinforced gage well was sheared off at the ground, leaving the re-rod bent in the downstream direction and completely stripped of concrete. A staff gage found inside of the well had an upper elevation of 17 feet. The elevation at the top of the mudflow was 53 feet. Cowlitz County, Washington. 1980.