Cossatot Reef Campground is located right along the edge of Gillham Lake. This campground is known for its boating opportunities and there is even a boat ramp on site. Anglers will enjoy opportunities to fish for smallmouth and largemouth bass, crappie, channel and flathead catfish, and sunfish. A nature trail runs throughout the campground and offers beautiful views. Hot showers, drinking water, and flush toilets are all offered. Pricing is right around $14-$16 per night.