North Fork Toutle River (#69448357)
The mudflow from the 1980 eruption of Mount St. Helens that covered the drainage of the North Fork Toutle River is an amazing moonscape to hike around and witness how nature has slowly recovered and established over the decades. Mount St. Helens Wildlife Area, Washington.
destruction geology Hoffstadt Unit Mount St. Helens Wildlife Area mudflow North Fork Toutle River recovery river rocks volcanic volcano Washington water WDFW