Live Chat I-75 Community Nearby Traffic Decker Lake Dam (Water dam) 2024-06-07 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Decker Lake Dam (Water Dam) Covington, OH 10.23 Fletcher, OH 11.81 Troy, OH 13.01 Interstate highway exits close to Decker Lake Dam (Water Dam) Exit 83, i75 1.87 Exit 82, i75 1.96 Exit 78, i75 6.29 Interstate highways close to Decker Lake Dam (Water Dam) i75 map 1.87 i70 map 32.51 i71 map 78.59 State roads close to Decker Lake Dam (Water Dam) OH 66 map 0.16 OH 185 map 0.41 US 36 OH map 0.87