Based on the latest information available, the boat ramp named Balsam Lake -- Access at Village Beach - Off Mill St Nr Cth I is a public boat ramp maintained by the Wisconsin Department of Natural Resources. It provides access to Balsam Lake, a 1,981-acre freshwater lake located in Polk County, Wisconsin.

The boat ramp is reported to be about 20 feet wide, which can accommodate most small to medium-sized boats. However, it is important to note that the width of the ramp may vary depending on water levels and weather conditions.

The body of water that the boat ramp services is Balsam Lake, which is primarily used for recreational activities such as boating, fishing, and swimming. The lake has a maximum depth of 37 feet and is known for its abundance of walleye, northern pike, and bass.

According to the Wisconsin Department of Natural Resources, motorized watercraft including boats, jet skis, and pontoons are permitted on Balsam Lake. However, it is recommended that boaters check the local regulations and restrictions before using the lake.

Overall, the boat ramp named Balsam Lake -- Access at Village Beach - Off Mill St Nr Cth I in Wisconsin is a public boat ramp that provides access to Balsam Lake, a popular freshwater lake for recreational activities and a variety of motorized watercraft.