DeWeese Reservoir SWA Access in Custer County offers fishing and recreational opportunities with designated boat ramps on the north side of the reservoir and gravel parking areas.

A valid hunting or fishing license or State Wildlife Area pass is required for entry (age 16+), and camping is available by reservation only in designated areas.

Vessel use is permitted while fishing, though recreational boating rights are privately owned; snowmobiles are allowed only as an aid to ice fishing.