[2] It is a popular area for hikers,[3] camping,[4] fishing and sightseers seeking to see mountain goats that frequent the western hillside of the lake.

Twin Lakes is surrounded by an open forest with scattered old growth spruce and Douglas-fir trees.

The population was established after 21 goats were released between 1983 and 1986 along the Pine Creek drainage, a short distance north of the Twin Lakes.

The glacial deposits that remained are primarily unconsolidated and unsorted accumulations of boulders, cobbles and gravel rocks.

[12] Twin lakes is a frequent stop for hunters, day hikers, backpackers, mountain bikers and horseback riders that travel along Elkhorn Crest trail.