Live Chat I-89 Community Nearby Traffic Bog Brook Dam (Water dam) 2024-06-06 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Bog Brook Dam (Water Dam) Georges Mills, NH 1.55 New London, NH 7.70 Grantham, NH 8.69 Interstate highway exits close to Bog Brook Dam (Water Dam) Exit 12A, i89 2.01 Exit 12, i89 4.81 Exit 13, i89 7.04 Interstate highways close to Bog Brook Dam (Water Dam) i89 map 2.01 i91 map 26.74 i93 map 38.80 State roads close to Bog Brook Dam (Water Dam) NH 11 map 4.70 NH 10 map 7.02 NH 4A map 8.50