Supplee Launch is a boat ramp located in Maryland, United States. It is situated at a latitude of 39.1241951 and a longitude of -76.88423157. This boat ramp is a concrete ramp that is suitable for small to medium-sized boats. The launch is approximately 12 feet wide, which can accommodate most boats.

The Supplee Launch provides access to the Patapsco River, which is a tidal river that flows into Chesapeake Bay. The Patapsco River is known for its boating and fishing opportunities. The river is home to a variety of fish species, including striped bass, bluefish, and catfish.

The Supplee Launch is managed by the Maryland Department of Natural Resources. The launch is open year-round, but it may be closed during inclement weather or high tide. The facility offers parking for vehicles and boat trailers, as well as restrooms.

The launch can accommodate a range of watercraft, including motorboats, sailboats, and kayaks. However, it is important to note that some areas of the Patapsco River may be restricted for certain types of boats or activities. Boaters are encouraged to check local regulations before heading out on the water.

In conclusion, Supplee Launch is a concrete boat ramp located in Maryland that provides access to the Patapsco River. The launch is suitable for small to medium-sized boats and can accommodate a range of watercraft, including motorboats, sailboats, and kayaks. It is managed by the Maryland Department of Natural Resources and offers parking and restrooms for visitors.