Magic Reservoir, Reservoir on the Big Wood River in Blaine and Camas counties, Idaho, United States

Magic Reservoir is a large body of water in Idaho's open landscape, located about 18 miles north of Shoshone. Several campsites surround it, including Lava Creek, Lava Cove, West Magic, Myrtle Point, and Magic Dam, offering spaces for tents and recreational vehicles.

Magic Dam, which impounds the reservoir, was built in 1910 on the Big Wood River. The reservoir lies on the border of Blaine and Camas counties, with most of its water in Blaine County. The surrounding land is managed by the Bureau of Land Management.

The reservoir takes its name from Magic Dam, the 1910 structure on the Big Wood River that created it. Most of the water lies in Blaine County, with a smaller part in Camas County. Anglers, boaters, campers and hunters use the reservoir and the surrounding Bureau of Land Management land, and ice fishing continues in winter.

Magic Reservoir lies on the Big Wood River along the Blaine–Camas county line, mostly in Blaine County; the dam is west of State Route 75, about 18 miles north of Shoshone. Boating, fishing, camping and hunting take place on the water and the surrounding Bureau of Land Management land. Campgrounds such as Lava Creek, Lava Cove, West Magic, Myrtle Point and Magic Dam sit around the shore.

Magic Dam, which impounds the reservoir, was built in 1910, so the lake has been on the Big Wood River for more than a century. Most of the water lies in Blaine County, with only a small part reaching into Camas County on the border.