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<br />
<br />TABLE OF CONTENTS
<br />
<br />LIST OF TABLES AND FIGURES,........, Ix CHAPTER3:THEAFFECTED
<br />ENVIRONMENT
<br />
<br />SUMMARY", ,...... ........,. ,........"",,'.', 1
<br />
<br />CHAPTER 1: THE PURPOSE AND NEED
<br />OF THE PROPOSED ACTION
<br />
<br />INTRODUCTION. . . . .. .. , , .. .. .. , , , , , , .. .. .. , . . . . . . , . , , 7
<br />
<br />PURPOSE AND NEED OF THE PROPOSED PROJECT, , , 7
<br />
<br />SCOPING PROCESS AND,IDENTIFIED ISSUES""""", 9
<br />THREATENED, ENDANGERED. AND SENSITIVE
<br />SPECIES.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. , .. 9
<br />ENERGY DEVELOPMENT.. , , .. .. .. . , , , , , , .. .. .. .. , 9
<br />LOCAL SOCIOECONOMICS. ......,.."" .......... 11
<br />WATER", ....".., ....,.,.. ......"".. .......... 11
<br />RECREATION."..,..",., ......".,., ........,.., 11
<br />OTHER ISSUES. .......... ....,.."" ............, 11
<br />
<br />INTERRELATED PROJECTS" ......"... .........."", 11
<br />
<br />CHAPTER 2: DESCRIPTION
<br />OF ALTERNATIVES
<br />
<br />INTRODUCTION"" ....,.." ..,....'",.. .......""" 13
<br />
<br />ALTERNATIVE 1: WHITE RIVER DAM AND RESERVOIR" 17
<br />
<br />ALTERNATIVE 2: NO ACTION..,..",. ......,.."""" 34
<br />
<br />ALTERNATIVE 3: PUMPING FROM THE WHITE RIVER AND
<br />AUGMENTING FROM HELL'S HOLE CANYON DAM, " 34
<br />
<br />ALTERNATIVE 4: PUMPING WATER FROM
<br />GREEN RiVER...."" ......", ..,...."",.... ...... 36
<br />
<br />ALTERNATIVE 5: PUMPING WATER FROM WHITE RIVER AND
<br />SUPPLEMENTING WITH WATER PUMPED FROM THE
<br />GREEN RiVER,..,.................................. 37
<br />
<br />COMPARATIVE ANALySiS",.. ...."",.. ........"", 40
<br />
<br />AGENCY-PREFERRED AlTERNATiVE"".""""."" 40
<br />
<br />MITIGATION"" ......"....",.. ......"". .......... 42
<br />
<br />j
<br />
<br />INTRODUCTION",...."", ..,..'", ......"".. ...... 51
<br />
<br />TOPOGRAPHY. , , , .. , , , .. .. .. , , , , , .. .. , .. , , , .. .. .. , .., 51
<br />
<br />CLIMATE".",....",......""......""..,....""" 51
<br />
<br />AIR QUALITY, .. .. , , , , .. .. , , , .. .. .. , , , .. .. .. .. .. , .. .... 51
<br />
<br />GEOLOGY.. .. .. , , .. .. . . . , .. .. , , , , , , .. .. , , , , .. .. .. .... 51
<br />MINERALS""""".""."""""""""",." 53
<br />OIL AND GAS,..,.."....".........",.........., 53
<br />OIL SHALE ......................................, 53
<br />GILSONITE .... .. .. .. .. .. .. .. , .. .. .. .. .. .. .. .. .... 53
<br />
<br />TAR SAND..,..",...."" ......"" ..,.....",.., 53
<br />
<br />PALEONTOLOGY.. , , .. .. , , , , , .. , .. . , , .. .. .. , , , , , , , .... 53
<br />
<br />SOILS, , , , , , , , , , , , , , , , , , , , , , , , , , , . . , . . , , , , , , , , , , , , , , , " 53
<br />
<br />WATER....",......",...."",......",........"", 57
<br />SURFACE WATER..................,............, 57
<br />GROUNDWATER......""....,....,......"...... 60
<br />WETLANDS AND FLOODPLAINS.""""""""" 61
<br />
<br />VEGETATION"",.,.,."""""""""""",....,., 61
<br />TYPES .........................................., 61
<br />PRODUCTIVITY AND COVER ......,....,.......... 65
<br />THREATENED, ENDANGERED, AND SENSITIVE
<br />PLANT SPECIES.. .. , , , , .. .. .. , , , .. .. . .. .. . , , ... 65
<br />
<br />WILDLIFE, , , .. .. .. . , .. .. , .. . . .. .. .. , , .. ,.. .. , , .. .. .... 65
<br />TERRESTRIAL WiLDLIFE".""""""""""", 65
<br />AQUATIC WiLDLIFE".. ....", ....,;".. ........', 70
<br />
<br />RECREATION",....,.,......",......",..........", 74
<br />PROJECT AREA.. .. .. , .. .. , .. .. .. .. .. .. .. .. .. .... 74
<br />
<br />VISUAL RESOURCES.. .. .. , , , .. .. .. , , . .. .. .. .. . . .. .... 77
<br />SCENIC QUALITY.. .. , , , , .. .. .. , , , .. .. .. . , .. .. .... 77
<br />VISUAL ZONES, .. . . . . . .. .. .. , , , , , .. .. , , , .. .. .. .., 78
<br />VISUAL SENSITIVITY LEVELS ,.................... 78
<br />VISUAL RESOURCE MANAGEMENT CLASSES, , , " 78
<br />
<br />LAND USES, PLANS. AND CONTROLS.. .. .. .. .. .. .. .., 78
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