lake elsinore advanced pumped storage (leaps) project is a proposed 500 megawatt pumped-storage hydroelectricity power project located in lake elsinore, california. combining time-tested large scale energy storage technology and the distinctive geography of lake elsinore, leaps will provide load balancing and power on-demand to the southern california grid. leaps has been attempting to receive approval from the federal energy regulatory commission (ferc) since 2008. it has been rejected twice and is working on its third attempt to be approved.