Bosque del Oso SWA Access provides entry to a 30,000-acre wildlife area with 10 designated parking areas offering access to the Purgatoire River and its tributaries for fishing.

A valid Colorado fishing or hunting license (or SWA pass) is required for visitors 16+, and the area is open May 1–November 30 for general public access.

Roads within the SWA are gravel and dirt with rough sections; high-clearance vehicles are recommended, especially after rain or snow.