Earth Science Rocks – Mt. St. Helens Northwest

July 29, 2017 @ 7:45 am – 6:00 pm
Columbia Gorge Discovery Center
Columbia Gorge Discovery Center
541-296-8600 x201

Steve Carlson leads a one-day bus tour expedition to explore the northwestern side of Mt. St. Helens, Saturday, July 29, from 8 a.m. to 6 p.m. 

Learn about the eruptive sequence and evidence left behind following the cataclysmic eruption of the mountain in May of 1980. The tour includes a hike to Spirit Lake and Windy Ridge.

Steve Carlson is a Northwest native and a retired professor of geology. As an excursion leader, he is enthusiastic, informed and will bring new understanding to the beauty of our geologic environment.

 Meet at 7:45 a.m. at the front entrance of the Columbia Gorge Discovery Center, 5000 Discovery Drive, The Dalles. The fee is $50 and includes a box lunch and bottled water.

To register, or for information, call 541-296-8600 x 201 between 9:00 a.m. and 5:00 p.m. daily, or visit

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