Document: Appendices to Pacific Southwest Water Plan Review Draft "Bureau of Indian Affairs Appendix", August 1963, page 2PACIFIC SOUTHWEST WATER PLAN (Bureau of Indian Affairs' Statement) THE PACIFIC SOUTHWEST Natural Resources Land There are five Indian Reservations along the main stream of the Lower Colorado River, eighteen reservations on tributaries, six in the inland basin of California, and several in the southern California coastal area. In succession down the river, the mainstream reservations are: Fort Mohave in Arizona, California, and Nevada; Chemehuevi in California; Colorado River in Arizona and California; Yuma in California; and Cocopah in Arizona. The reservations on tributaries and in California are listed l...