Live Chat I-80 Community Nearby Traffic Columbia Dam (Water dam) 2024-05-01 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Columbia Dam (Water Dam) Columbia, NJ 3.18 Mount Bethel, PA 3.60 Delaware, NJ 3.78 Interstate highway exits close to Columbia Dam (Water Dam) Exit 4a, i80 1.01 Exit 4b, i80 1.01 Exit 4c, i80 1.01 Interstate highways close to Columbia Dam (Water Dam) i80 map 1.01 i78 map 27.76 i287nj map 48.09 State roads close to Columbia Dam (Water Dam) PA 611 map 0.37 NJ WARREN 676 map 0.59 US 46 map 0.74