Lake Ingalls is a beautiful sky-blue lake surrounded by rust-colored crags and perched in a high basin with picture-window views of Mt Stuart. It lies deep within the Snoqualmie Region of the Cascades. The easiest access access to Lake Ingalls is from Teanaway River south of Blewett Pass. The 9-mile hike features a lot of elevation gain and some stellar scenery with lots of diversity. This trail leads you through a spring and summer bounty of flowers. Climbing 2,500 ft to a 6,500 ft high point.