Cowanesque Lake is located in Tioga County, Pennsylvania and lies on the Cowanesque River near Lawrenceville, PA. Construction of Cowanesque Dam was completed in 1980. The dam embankment is rolled rock and earthfill, 3100 feet in length and 151 feet above the lake bottom. Project purposes include flood risk management, water supply, low flow augmentation, and recreation. The Cowanesque Lake has 1,085 surface acres of water

The project offers recreation for the entire family. Boating, fishing, hunting, water-skiing, camping, picnicking, hiking, and amphitheater programs are just some of the recreational opportunities available.

The Tompkins Recreation Area and Campground is located along the north shore of Cowanesque Lake, 3 miles west of Lawrenceville on Bliss Road. The campground has 83 campsites, 16 hike-in sites, 24-site primitive camping and a boat launch and beach for camper use.

The South Shore and Lawrence Day Use Areas are located on the south side of the lake west of Lawrenceville along State Route 49. South Shore Recreation Area has boat launching, picnicking and swimming facilities. Lawrence Recreation Area has picnicking facilities and shoreline fishing access.  There are two overlooks and two downstream fishing accesses.