Dunlap Diversion Dam is located on the Niobrara River 8 miles downstream from Box Butte Dam. This structure has a reinforced concrete weir with a crest 80 feet long and a structural height of 12.6 feet.
Volume of Dam Construction Materials
1300.00 cu yd concrete; 5,100.00 cu yd earth fill
Hydraulics & Hydrology
Spillway Capacity at Elevation
2500 cfs at 3877.0
More Information about the U.S. Bureau of Reclamation