Slate Lake Trail is a round-trip hike of 9.3 mi / 15.0 km near Stehekin. Expect about 3,990 ft / 1,216 m of elevation gain, with a high point of 6,736 ft / 2,053 m. Difficulty: Hard. At an average pace, plan on about 6 hr 5 min.
Elevation profile
Along the route: low 2,936 ft / 895 m · high 6,726 ft / 2,050 m