The Rock River - Newville Public Access boat ramp is located in Rock County, Wisconsin. It is a concrete boat ramp that provides access to the Rock River. The ramp is approximately 16 feet wide and is suitable for launching small boats, canoes, and kayaks.

The Rock River is a 299-mile-long river that flows through Wisconsin and Illinois. The section of the river that is accessed by the Rock River - Newville Public Access boat ramp is located in southern Wisconsin and is popular for fishing, boating, and other recreational activities.

According to the latest information available, all types of watercraft are permitted on the Rock River, including motorized boats, canoes, kayaks, and paddleboards. However, there may be specific regulations and restrictions in place for certain areas of the river, so it is important to check local rules and regulations before heading out on the water.