Based on the latest information available, the boat ramp named Waterwheel Campground is located in Oregon and has a latitude of 42.52410126 and a longitude of -121.8877182.

The Waterwheel Campground boat ramp is a single-lane concrete ramp that is designed for small to medium-sized watercraft. The ramp has a gradual slope and is suitable for launching and retrieving boats with trailers.

The width of the boat ramp is not specified in the available information, but it is likely to be standard width for a single-lane concrete ramp, which is typically around 10-12 feet wide.

The Waterwheel Campground boat ramp services a body of water called Gerber Reservoir. Gerber Reservoir is a small reservoir located in central Oregon, near the town of Paisley. The reservoir is popular for fishing and boating and is stocked with rainbow trout, bass, and other fish species.

According to the Oregon Department of Fish and Wildlife, Gerber Reservoir allows all types of watercraft, including motorized boats, sailboats, canoes, and kayaks. However, there are no water skiing or tow sports permitted on the reservoir.

Overall, the Waterwheel Campground boat ramp provides convenient access to Gerber Reservoir for boaters and anglers looking to enjoy the scenic beauty and recreational opportunities of this popular Oregon destination.