Both the Birch Creek and Nails Creek units of Lake Somerville State Park offer a multitude of recreational opportunities such as camping, picnicking, boating, fishing, hiking and biking, volleyball, horseshoes, basketball, backpacking and equestrian use (visitors must bring their own horses). More than 20 miles of trail are available to hikers, mountain bikers and equestrians, affording visitors the opportunity to exercise and enjoy the beauty of the park. Water lovers can enjoy boating, fishing, swimming and skiing on Lake Somerville.