Based on the latest information available, the boat ramp named Greenwood Lake Turnpike Ringwood in New Jersey is a concrete boat ramp that provides access to Greenwood Lake. It is approximately 18 feet wide and is suitable for small to medium-sized watercraft such as canoes, kayaks, and powerboats. However, there are no restrictions mentioned regarding the kind of craft that can be launched from this ramp.

Greenwood Lake is a natural lake that covers approximately 1,920 acres and is located on the border of New York and New Jersey. It is a popular destination for fishing, boating, and other water-based activities. The lake is also home to several marinas, boat launches, and public parks, including the Greenwood Lake Turnpike Ringwood boat ramp.

Overall, the Greenwood Lake Turnpike Ringwood boat ramp is a well-maintained facility that provides easy access to Greenwood Lake for boaters and other water enthusiasts. Its location on Greenwood Lake Turnpike in Ringwood, New Jersey makes it easily accessible for those in the surrounding area.