Whidbey Island’s Geologic Past.
Upon reading the most simple bits of geology, anyone can deduce that the Puget Sound region is heavily geologic. We sit right next to a major tectonic subduction zone and the entire region itself was sculpted by glaciers. During the last ice age – around 17,000 years ago – massive glaciers covered the region, carving out the Puget Sound and even shaping the Cascade Mountains. For example, that is why the west side of the Cascades are far more “rocky…