Based on the coordinates provided, the Public Boat Launch is located in New York State, USA. However, without further information, it is difficult to determine the specific location of the boat ramp and the body of water it services.

In general, a public boat launch is a facility that provides access to a body of water for recreational boating activities. These ramps are typically owned and operated by government bodies, such as state or local parks departments, and may have associated fees or permits required for use.

The width of the boat ramp would depend on its specific design and construction. Many ramps are designed to accommodate a range of watercraft, from small personal watercraft to larger boats, and may have multiple lanes or launch points to facilitate efficient use.

The types of watercraft permitted on the water would also depend on the specific regulations and rules governing the body of water being accessed. In general, public boat launches may have restrictions on the size and type of watercraft that can be launched, as well as requirements for safety equipment and boater education or certification.

To obtain more specific information about the Public Boat Launch in New York, it would be necessary to consult local or state government resources, such as park or recreation department websites, boating regulations and guides, or other relevant sources.