Appendix A: Characteristics Of Major Dams And Reservoirs Within Flycatcher Proposed Designated Critical Habitats

Management Covered by a Habitat Conservation Plan (HCP) Year Storage Hydropower- Unit or Section 7 Biological Opinion (BO) Facility Name County, State Owner/Operator Completed Primary Purpose(s) Capacity (af) Installed Capacity Coastal California Recovery Unit Santa Ana Not covered Seven Oaks Dam San Bernardino, CA USACE 2001 Flood Control 115,000 0 San Diego HCP (San Diego MSCP; excluded from proposal) Hodges Reservoir San Diego, CA City of San Diego 1918 Water Storage, Recreation 30,251 0 Not covered Cuyamaca Reservoir San Diego, CA Helix Water District 1887 Water Storage, Recreation 11,740 0 HCP (Western Riverside MSHCP; excluded from Vail Dam Riverside, CA Rancho California 1949 Water Storage, 49,370 0 proposal) Water Groundwater District Recharge Basin and Mojave Recovery Unit Owens Not covered Pleasant Valley San Bernardino, CA City of Los Angeles Unknown Water Supply 2,989 0 Reservoir Mojave Not covered Mojave Dam San Bernardino, CA USACE 1971 Flood Control 6,515 0 Kern B.O. Isabella Dam Kern, CA USACE 1953 Water Storage, Flood 562,362 0 Control, Recreation Gila Recovery Unit Roosevelt HCP (Roosevelt Lake HCP; proposed for exclusion) Theodore Roosevelt Gila, AZ BR/SRP 1909 Recreation, Hydropower, 1,653,043 36 MW Irrigation Verde Not covered (HCP in early stages of process) Horseshoe Yavapai, AZ SRP 1938 Water Supply, Irrigation 131,427 0 Upper Gila Not covered (Tribal mgmt. plan being drafted) Coolidge Dam Graham, AZ BIA/SCIP 1928 Irrigation, water supply 869,000 0 Lower Colorado Recovery Unit Middle Lower Colorado River Multi-Species Conservation Lake Mead/Hoover Clark, NV, USBR 1936 Water Storage, 28,537,000 2,080 MW Colorado Plan (signed April 4, 2005) Dam Mohave, AZ Hydropower, Recreation Hoover- Lower Colorado River Multi-Species Conservation Lake Havasu/Parker San Bernardino, CA, USBR 1938 Water Storage, 648,000 120 MW Parker Plan (signed April 4, 2005) Dam La Paz, AZ Hydropower Parker- Lower Colorado River Multi-Species Conservation Lake Moovalya/ San Bernardino, CA, BIA 1942 Irrigation, Hydropower 200,000 19.5 MW Southerly Plan (signed April 4, 2005) Headgate Rock Dam La Paz, AZ Lower Colorado River Multi-Species Conservation Imperial Diversion Imperial, CA; USBR/Imperial Irr. 1938 Water Diversion 160,000 0 Plan (signed April 4, 2005) Dam Yuma, AZ District Lower Colorado River Multi-Species Conservation Laguna Dam Yuma, AZ USBR 1909 River Regulation; debris 1,500 0 Plan (signed April 4, 2005) control Lower Colorado River Multi-Species Conservation Senator Wash Imperial, CA USBR/Imperial Irr. 1966 Water Diversion 0 7.2 MW Plan (signed April 4, 2005) District (pumped storage) Bill Williams B.O. Alamo Dam Mohave, AZ USACE 1968 Flood Control 1,409,000 0 Source: National Inventory of Dams, USACE.