McCormick Park is an Idaho Power-operated day-use and overnight facility located about 1 mile downstream of Brownlee Dam on the Idaho side of Oxbow Reservoir, featuring 34 RV sites with electrical and water hookups, tent camping areas, restroom facilities with showers, and a concrete boat ramp with dock for accessing the reservoir.

The park offers a convenient launch point for boaters and anglers, with an RV dump station and picnic areas available on-site.