Crystal Dam Crystal Dam Crystal Dam is a double curvature, concrete thin arch dam located six miles downstream from Morrow Point Dam on the Gunnison River in Colorado, United States. Crystal Dam is the newest of the three dams in Curecanti National Recreation Area; construction on the dam was finished in 1976. The dam impounds Crystal Reservoir. Crystal Dam and reservoir are part of the Bureau of Reclamation's Wayne N. Aspinall Unit of the Colorado River Storage Project, which retains the waters of the Gunnison River and its tributaries for agricultural and municipal use in the American Southwest. The dam's primary purpose
Portugués Dam is filled and the dam tested, it is expected to be operational in early 2015. The Portugués Dam is a high and long single-centered roller-compacted concrete thick arch. Containing of roller-compacted concrete, it is thick at its base and thick at its crest. The dam has an uncontrolled spillway center-left side, over the river bed; below the dams crest of above sea level. The center of the dam straddles an intake and outlet structure which will draw water from behind the dam and discharge it into the river valley. During excavation, a Pre-Columbian era ceremonial plaza ("batey" or ball court)