It is a Bureau of Reclamation project that provides water to the Reservation Division with acreage located in California and Arizona; and further subdivided into the Bard Unit and Indian Unit. BIA generates bills and processes collections of O&M fees for the Indian Unit. The Yuma project is located in the vicinity of the towns of Yuma, Somerton, and Gadsden in Arizona, and Bard and Winterhaven in California.