The Sand Pond boat launch is located at latitude 43.17908096 and longitude -72.17163849 in New Hampshire. It is a public boat ramp that provides access to Sand Pond, which is a small lake located in the town of Marlow. The boat ramp is made of concrete and is suitable for launching small boats, canoes, and kayaks.

According to the latest information available, the boat ramp at Sand Pond is 12 feet wide and has a gravel parking area for vehicles and trailers. The boat launch area is well-maintained and provides easy access to the water. The lake is approximately 64 acres in size and is popular for fishing and recreational boating.

There are no specific restrictions on the types of boats that are permitted on Sand Pond, but motorized boats are limited to a maximum speed of 10 miles per hour. This is to preserve the tranquility and natural beauty of the lake, as well as to protect the wildlife that lives in and around the water.

Overall, the Sand Pond boat launch is a popular and well-maintained facility that provides convenient access to a beautiful and peaceful lake in New Hampshire.