The Allegheny Reservoir, a 12,000 acre impoundment, spans the border between Pennsylvania and New York. In Pennsylvania, the reservoir is completely surrounded by the Allegheny National Forest. The reservoir is a fun family place for fishing, boating, swimming and so much more! The Allegheny Reservoir offers some of the best fishing opportunities in the eastern United States and is a great fishing destination for muskie and walleye. A summary of other fishing regulations can be found at www.fishandboat.com. The current Pennsylvania state record northern pike and walleye were both caught in this lake. All motorboats must display a valid registration. All personal watercraft operators, passengers, sailboarders, water skiers or anyone being towed behind a boat must wear a life jacket. Location: From U.S. Route 6, take PA Route 321 north to Allegheny National Forest Road 262 (Longhouse Scenic Drive). Follow Route 262 to Reservoir.