Coldwater Lake Boardwalk

  • where to go in Toutle | Coldwater Lake Boardwalk

On this short, accessible trail, interpretive displays explain how the 1980 debris avalanche from Mount St. Helens dammed Coldwater Creek creating the lake. Chewed trees, the signs of beavers at work, can often be seen around the trail.From Castle Rock, drive State Route 504 east 43 miles. Stay right where State Route 504 forks towards the Johnston Ridge Observatory. Continue for 1 mile, turn left at Coldwater Lake.


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