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TABLE OF CONTENTS <br />2.10.10 Summary of Alternatives .......................................................2-59 <br />2.11 No Action Alternative .........................................................................2-59 <br />Chapter3 Affected Environment ......................................................................................................3.1-1 <br />3.1 Human Environment and Resource Use ........................... ...................3.1-1 <br />3.1.1 Land Ownership and Use .................................. ...................3.1-1 <br />3.1.2 Grazing ............................................................. ...................3.1-5 <br />3.1.3 Wilderness and Special Designations ................ ...................3.1-6 <br />3.1.4 Recreation ......................................................... ...................3.1-8 <br />3.1.5 Socioeconomics ................................................ .................3.1-12 <br />3.1.6 Transportation ................................................... .................3.1-20 <br />3.1.7 Utilities ............................................................. .................3.1-21 <br />3.1.8 Visual ............................................................... .................3.1-22 <br />3.1.9 Noise ................................................................ .................3.1-25 <br />3.1.10 Hazardous Materials ......................................... .................3.1-33 <br />3.1.11 Health and Safety .............................................. .................3.1-34 <br />3.2 Physica l Resources .......................................................... ...................3.2-1 <br />3.2.1 Air Quality ........................................................ ...................3.2-1 <br />3.2.2 Cultural Resources/Paleontology ....................... ...................3.2-8 <br />3.2.3 Geology and Minerals ....................................... .................3.2-14 <br />3.2.4 Soils .................................................................. .................3.2-19 <br />3.2.5 Groundwater ..................................................... ................. 3.2-24 <br />3.2.6 Surface Water ................................................... .................3.2-35 <br />3.2.7 Water Quality ................................................... .................3.2-37 <br />3.2.8 Floodplains ....................................................... .................3.2-44 <br />3.2.9 Vegetation ......................................................... .................3.2-46 <br />3.2.10 Wetlands and Riparian ...................................... .................3.2-51 <br />3.2.11 Fish and Wildlife .............................................. .................3.2-55 <br />3.2.12 Threatened and Endangered Species .................. .................3.2-69 <br />Chapter 4 Environmental Consequences and Mitigation ................................................................4-1 <br />4.1 Human Environment and Resource Use ................................................ 4-2 <br />4.1.1 Land Ownership and Use .................................... ................... 4-2 <br />4.1.2 Grazing ............................................................... ................... 4-8 <br />4.1.3 Wilderness and Special Designations .................. ................... 4-9 <br />4.1.4 Recreation ........................................................... ..................4-10 <br />4.1.5 Socioeconomics .................................................. ..................4-12 <br />4.1.6 Transportation ..................................................... ..................4-23 <br />4.1.7 Utilities ............................................................... ..................4-26 <br />4.1.8 Visual ................................................................. ..................4-27 <br />4.1.9 Noise .................................................................. ..................4-39 <br />4.1.10 Hazardous Materials ........................................... ..................4-48 <br />4.1.11 Health and Safety ................................................ ..................4-54 <br />4.2 Physica l Resources ............................................................ ..................4-58 <br />4.2.1 Air Quality .......................................................... ..................4-58 <br />ii <br />