East Fork State Park offers multiple boat ramps providing access to the 2,160-acre William H. Harsha Lake for unlimited horsepower boating, paddling, and fishing.

The main ramp options include the Campground Boat Ramp (2 lanes on the north side), Tate Boat Ramp (4 lanes on the south side), Reisinger Boat Ramp (2 lanes), North Shore Boat Ramp (2 lanes), and hand launch options for non-motorized watercraft.

A life jacket loaner board is available at the Hand Launch ramp on the east side of the main beach, and boat camping and swim areas are available near the Tate Boat Ramp.