Based on the latest information available, the Spring Recreation Site boat ramp in Idaho is a concrete boat ramp that is approximately 10 feet wide. It provides access to the Brownlee Reservoir, which is formed by the Brownlee Dam on the Snake River. The reservoir spans over 50 miles and covers approximately 15,000 acres.

The Brownlee Reservoir is primarily used for recreational activities such as boating, fishing, and camping. The reservoir is open to a variety of watercraft including motorized boats, sailboats, canoes, and kayaks. However, there are specific rules and regulations governing the use of motorized boats on the reservoir, including speed limits and restrictions on wakeboarding and water skiing.

Overall, the Spring Recreation Site boat ramp is a popular destination for boaters and anglers in Idaho, providing easy access to the Brownlee Reservoir and a range of recreational activities on the water.