Unfortunately, there seems to be some confusion in the question as Mud Lake boat ramp is not located in Illinois, but rather in Wisconsin. The correct coordinates for Mud Lake boat ramp are latitude: 43.3747° N, longitude: 89.3224° W.

Mud Lake boat ramp is located on Mud Lake, which is a small, shallow lake in Columbia County, Wisconsin. The boat ramp is a concrete ramp with a gravel parking area. It is approximately 10 feet wide, which is suitable for small watercraft such as canoes, kayaks, and small fishing boats.

Mud Lake is a popular fishing spot, and the lake is primarily used for fishing and recreational boating. The Wisconsin Department of Natural Resources states that all types of boats are permitted on Mud Lake, including motorized boats, but there are some restrictions on boat size and motor horsepower.

It is important to note that the information provided is accurate as of September 2021, but it is always recommended to check with local authorities or the Wisconsin Department of Natural Resources for the most up-to-date information on boating regulations and access points.