Live Chat I-90 Community Nearby Traffic Markham Dam (Water dam) 2024-06-05 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Markham Dam (Water Dam) Wapiti, WY 20.05 Ralston, WY 32.01 Powell, WY 36.69 Interstate highway exits close to Markham Dam (Water Dam) Exit 408, i90 120.33 Exit 426, i90 121.26 Exit 396, i90 125.87 Interstate highways close to Markham Dam (Water Dam) i90 map 115.50 i94 map 154.17 i25 map 201.15 State roads close to Markham Dam (Water Dam) US 20 WY map 7.38 WY 120 map 8.06 WY 291 map 10.49