According to the latest information available, the boat ramp named Mirror Lake State Park - E Side Of Lake is located at latitude 43.57022476 and longitude -89.81045532 in Wisconsin. It is a concrete boat ramp that measures 18 feet in width, making it suitable for launching small to medium-sized watercraft.

The Mirror Lake boat ramp provides access to Mirror Lake, a popular recreational area located in the southern part of Wisconsin. The lake covers an area of approximately 137 acres and has a maximum depth of 27 feet. It is a popular destination for fishing, boating, swimming, and other water-based activities.

As far as the kind of craft permitted on the water, Mirror Lake allows electric motorboats, canoes, kayaks, and other small watercraft. However, gas-powered boats are not allowed on the lake. This helps to maintain the tranquility of the area and ensure that it remains a safe and peaceful environment for all visitors.

In summary, the boat ramp named Mirror Lake State Park - E Side Of Lake is a concrete ramp that is 18 feet wide and provides access to Mirror Lake in Wisconsin. It is suitable for launching small to medium-sized watercraft, and allows electric motorboats, canoes, kayaks, and other small watercraft.