Based on the latest information available, the boat ramp named Pokegama Lake, Sherry's Arm is located at latitude 47.13672256 and longitude -93.60046387 in Minnesota. It is a concrete boat ramp that is 16 feet wide. The ramp provides access to Pokegama Lake, specifically to Sherry's Arm, which is a smaller body of water within the lake.

According to the Minnesota Department of Natural Resources, Pokegama Lake allows for a variety of watercraft, including motorized boats, canoes, kayaks, and sailboats. However, there are specific regulations in place for the use of motorized watercraft on the lake. For example, boats with more than 25 horsepower are not permitted on the lake after 10 pm, and there are restrictions on wake-producing activities in certain areas.

Overall, the Pokegama Lake, Sherry's Arm boat ramp appears to be a well-maintained and accessible option for those looking to launch their watercraft onto the lake.