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<br />nnl~~3 <br /> <br />Contents <br /> <br />viii <br /> <br />Table <br />ES-l <br />ES-2 <br />ES-3 <br /> <br />2-1 <br />2-2 <br />2-3 <br />2-4 <br />2-5 <br />2-6 <br />2-7 <br /> <br />3-1 <br />3-2 <br />3-3 <br />3-4 <br />3-5 <br />3-6 <br />3-7 <br />3-8 <br />3-9 <br />3-10 <br />3-11 <br />3-12 <br />3-13 <br />3-14 <br />3-15 <br />3-16 <br /> <br />3-17 <br />3-18 <br />3-19 <br /> <br />3-20 <br /> <br />3-21 <br /> <br />3-22 <br />3-23 <br /> <br />TABLES <br /> <br />Description Page <br />Summary Impacts of Alternatives .,..,.,......,................................................. ES-6 <br /> <br />Impacts of Alternati ves.. ,... ...,. .,..,... ......................................... .................... ES-8 <br />Emissions Offsets Assuming 250 kWh of Generation ................................ ES-9 <br /> <br />Physical Parameters of Development Alternatives ......................................2-13 <br />Summary of Proposed Stabilization Measures, by StabilizationType ........2-26 <br />Summary of Proposed Stabilization Measures, by Selection Criteria..........2-26 <br />Water Rights Associated with Project Operation.........................................2-37 <br />Summary Impacts of Alternatives ................................................................2-39 <br />Hydrologic Comparison of Alternatives ......................................................2-41 <br />Emissions Offsets Assuming 250 Million kWh of Generation....................2-42 <br /> <br />Average Flow through AB Lateral Hydro Project..........................................3-4 <br />Average Flow in Uncompahgre River below South Canal............................3-5 <br />A verage Flow in Uncompahgre River above Montrose .................................3-5 <br />A verage Flow in Uncompahgre River below Project Tailrace.......................3-6 <br />Average Flow in Uncompahgre River above Ironstone Canal.......................3-6 <br />Average Flow in Uncompahgre River below East Canal...............................3-7 <br />Average Flow in Uncompahgre River above Dry Creek................................3-7 <br />A verage Flow in Uncompahgre River at Delta ..............................................3-8 <br />Gunnison River below Gunnison Tunnel.......................................................3-9 <br />Flow Diverted to UVRP Irrigation Canals, 1952 - 1956..............................3-11 <br />Percent of Time Incipient Motion Occurs ....................................................3-16 <br />Anticipated Channel Width Changes, Alternative E-l ................................3-20 <br />Anticipated Channel Width Changes, Alternative E-2 ................................3-20 <br />Anticipated Channel Width Changes, Alternative E-3 ................................3-21 <br />Total Material Eroded Over Life of Project .................................................3-25 <br />Average River Flows for Various Life Stages <br />of Brown and Rainbow Trout.......................................................................3-32 <br />Wetlands within Uncompahgre River Corridor ...........................................3-37 <br />Summary of Anticipated Project Effects on Wetlands.................................3-45 <br />Potential Waterfowl Habitat Area Versus Stream Velocity, <br /> <br />Uncompahgre River ..........,................. ........ ................................................, 3-50 <br />Private and Commercial Use of the Gunnison River, <br />1984 through 1998.............. .......... ....... .........................................................3-58 <br />Number of Months Flow Entering Black Canyon Exceeds 800 cfs for <br /> <br />Alternati ves "...................,......................,..................,.................................. 3-59 <br />Emissions Offsets Assuming 250 Million kWh of Generation....................3-62 <br />Economic Value of Emissions Offsets Assuming 250 Million kWh of <br /> <br />Generation ...... ..... ......,.............................,.......................,............................ 3-63 <br /> <br />July 2000 . <br /> <br />, <br />i <br />. ! <br /> <br />AB Lateral Hydropower Project <br /> <br />t; <br /> <br />., <br /> <br />.",; ",",.. <br /> <br />