Emerald lake is a small beautifully colored lake that is truly rustic and does not have any amenities. This lake is accessed by foot from the Trout Lake Trail Head by the Hoodoo Canyon Trail #17that intersects with the Emerald Lake trail and is just a short 4.8 mile hike. Although there are no fish in the lake, wildlife and wildflowers are abundant.
From Kettle Falls, WA: Head west on US-395 N for approximately 3.7 miles. Turn left onto WA-20 W for 5.2 miles. Turn right onto Trout Lake Rd (Forest Road 020) and continue for 5.1 mile to Trout Lake. From the Hoodoo Cayon Trailhead at Trout Lake continue up Hoodoo Canyon Trial #17 for 1.4 miles to Emerald Lake.
Google map directions from Kettle Falls, WA