McCormack - Lake Owyhee State Park — RV Camping in Oregon, US

McCormack Campground at Lake Owyhee State Park offers a remote desert canyon escape in eastern Oregon near Ontario, featuring 29 RV sites with 30-amp and 50-amp electrical hookups and water access. This big rig-friendly campground provides hot showers, flush toilets, and a convenient dump station, making it an excellent base for extended stays. The campground sits alongside a stunning reservoir surrounded by dramatic volcanic rock formations and colorful desert geology. Lake Owyhee is a premier destination for boating and fishing. The pristine natural setting attracts wildlife enthusiasts. Beyond water recreation, visitors enjoy scenic hiking and exploration of this rugged high-desert landscape. With firewood available on-site, the park provides everything needed for a comfortable camping experience.