Harriman State Park, located in Rockland and Orange counties, is the second-largest park in the parks system, with 31 lakes and reservoirs, 200 miles of hiking trails, two beaches, two public camping areas, a network of group camps, miles of streams and scenic roads, and scores of wildlife species, vistas and vantage points. Harriman State Park's major facilities include Lakes Welch, Sebago, Tiorati and Silvermine, the Anthony Wayne Recreation Area, Sebago Cabins and Beaver Pond Campgrounds.
Dogs only, must be on a leash not more than 6 feet at all times. Not allowed in buildings or beach/bathing areas. Must display rabies tag.
Not permitted in the following areas of Harriman State Park: Beaver Pond Campground, Welch Beach, Sebago Cabins.