An expansion project [at Los Vaqueros Reservoir] started in 2010 and completed in 2012 raised the dam height 34 feet to 224 feet. It increased the storage capacity 60 percent to 160,000 square feet. It also expanded recreational uses and stepped up habitat protection. The surface covers 1,400 acres and has an elevation at capacity is 524 feet. Los Vaqueros is also where the next significant increase in California reservoir storage could be in place by 2028. The $915 million project will raise the dam 55 feet to 273 feet. It would increase storage from 160,000 acre feet to 275,000 acre feet.