Live Chat I-15 Community Nearby Traffic Berthelote Dam (Water dam) 2024-05-11 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Berthelote Dam (Water Dam) Sunburst, MT 23.82 Shelby, MT 24.69 Ethridge, MT 27.81 Interstate highway exits close to Berthelote Dam (Water Dam) Exit 385, i15 19.66 Exit 379, i15 22.56 Exit 389, i15 23.05 Interstate highways close to Berthelote Dam (Water Dam) i15 map 19.66 i90 map 268.18 i94 map 411.90 State roads close to Berthelote Dam (Water Dam) MT CR 343 map 11.54 MT CR 215 map 22.57 MT S 409 map 25.99