According to the latest information available, the Loon Lake boat ramp in Wisconsin is a concrete ramp with a gravel parking lot. It is approximately 20 feet wide, which is wide enough to accommodate most sizes of boats. The ramp provides access to Loon Lake, which is a medium-sized lake located in northwestern Wisconsin.

Loon Lake is primarily used for fishing, and the most common types of fish found in the lake include northern pike, walleye, largemouth bass, and panfish. The lake is also suitable for recreational boating, kayaking, and canoeing. However, there are restrictions on the kind of craft allowed on the water, and only non-motorized watercraft are permitted on the lake.

Overall, the Loon Lake boat ramp provides easy access to a beautiful lake in Wisconsin, making it a popular spot for fishing and recreational activities. It is important to note that regulations and restrictions may change, so it is always a good idea to consult the latest information available before planning a trip to the area.