Bureau of Reclamation, California.
New Melones Dam and Reservoir are part of the Central Valley Project - New Melones Unit operated by the Bureau of Reclamation. Located 60 miles upstream on the Stanislaus River from the confluence of the San Joaquin River. The reservoir has a capacity of 2.4 million acre feet of water with 100 miles of shoreline, and a water surface area of 12,500 acres. New Melones is located between the historic mining towns of Sonora and Angels Camp on Highway 49 and is nestled in the Foothill Oak Woodlands of the Sierras at the 1100 ft elevation. Summer temperatures range from 85-100F and winter range from 32-60F.Gloryhole Recreation Area has two campgrounds (Big Oak and Ironhorse) with 144 campsites, 3 day-use areas, 30 miles of hiking/biking trails, a fish cleaning station, a swim beach, and 2 boat launch ramps with parking lots. A full service marina and store complete with fuel and boat rentals are available. Tuttletown Recreation Area has 3 campgrounds (Acorn, Chamise, and Manzanita) with 161 campsites, 2 day-use areas, a boat launch ramp with parking lot, an RV dump station, and fish cleaning station. Two group campgrounds are available by reservation only.Campsites in both recreation areas have a combination of back in, pull through, and walk-in tent sites, complete with fire rings, picnic tables, shade trees, shared water, and flush toilets (with showers available in selected restrooms). Camping sites can accommodate up to 8 people with 2 vehicles, and do not have hookups. Dogs are allowed but must be kept on a leash at all times.A year-round visitor center/musem is located on Highway 49 just south of the Stanislaus River bridge and is open from 10:00-4:00 daily. Features include a variety of exhibits highlighting the area's prehistory, the gold rush era of the "submerged town" of Melones, water management and conservation. Ranger-guided nature hikes and visitor center programs are provided year round, and evening campground programs are provided during the summer months.New Melones Lake is noted for outstanding year-round fishing for both cold and warm water species, and outstanding boating. Nature viewers and birders will find a number of species common to the Foothill Oak Woodland, with an occasional Bald Eagle and Osprey. Hikers and mountain bikers will enjoy the numerous trails through the woodland areas.
From Sacramento, drive 46 miles south on I-5 to Stockton. At Stockton, east on California Highway 4 for 56 miles to Angels Camp. The Park headquarters is 8 miles south of Angels Camp along Highway 49.