Porcupine Bay Boat Ramp offers a paved boat launch with dock access on Lake Roosevelt's Spokane River Arm, featuring a large parking area suitable for boat trailers and RVs, plus an adjacent campground with 31 sites.

The facility includes amenities such as vault toilets, information kiosk, and wheelchair accessibility, with a minimum water elevation of 1243' for launching.

Note that only a portion of the dock may be available depending on maintenance status, so check current conditions before visiting.