Live Chat I-81 Community Nearby Traffic Furnace Dam (Water dam) 2024-06-09 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Furnace Dam (Water Dam) Mont Alto, PA 6.90 South Mountain, PA 7.63 Scotland, PA 9.97 Interstate highway exits close to Furnace Dam (Water Dam) Exit 20, i81 8.91 Exit 17, i81 10.00 Exit 16, i81 10.41 Interstate highways close to Furnace Dam (Water Dam) i81 map 8.91 i76 map 30.10 i70 map 35.88 State roads close to Furnace Dam (Water Dam) PA 997 map 0.77 US 30 PA map 0.98 PA 233 map 3.02