Based on the latest information available, Mott Lake -E boat ramp is located in Genesee County, Michigan, at latitude: 43.10873032 and longitude: -83.6115799. It is a concrete boat ramp that provides access to Mott Lake, which is a 650-acre body of water. The boat ramp is approximately 20 feet wide, making it suitable for launching and retrieving various types of watercraft.

According to Genesee County Parks and Recreation, Mott Lake permits the use of motorized boats, canoes, kayaks, and other non-motorized watercraft. However, there are some restrictions on the type of motorized boats permitted on the lake. Specifically, boats with a maximum motor size of 10 horsepower are allowed, and there is a speed limit of 20 miles per hour enforced on the lake.

Overall, Mott Lake -E boat ramp is a popular destination for boaters and water enthusiasts in the Genesee County area. Its location on Mott Lake provides access to a beautiful and expansive body of water that is suitable for a range of activities, from fishing and boating to kayaking and wildlife watching.