Live Chat I-24 Community Nearby Traffic Harper Lake Dam (Water dam) 2024-06-08 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Harper Lake Dam (Water Dam) Cedar Hill, TN 8.51 Guthrie, KY 13.60 Clarksville, TN 15.70 Interstate highway exits close to Harper Lake Dam (Water Dam) Exit 11, i24 11.89 Exit 19, i24 13.29 Exit 8, i24 13.36 Interstate highways close to Harper Lake Dam (Water Dam) i24 map 11.89 i65 map 38.13 i40 map 51.27 State roads close to Harper Lake Dam (Water Dam) TN 76 map 0.23 US 41 TN map 2.50 TN 256 map 2.92