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CONTENTS ACRONYMS AND ABREVIATIONS ............................................................................................................................... iv I. INTRODUCTION ..................................................................................................................................................1 BACKGROUND ............................................................................................................................................................. 1 STATE LAW ................................................................................................................................................................... 1 PURPOSE ...................................................................................................................................................................... 1 VISION .......................................................................................................................................................................... 1 EXISTING PLANS ........................................................................................................................................................... 1 II. EXISTING NATURAL RESOURCES ..........................................................................................................................3 LAND RESOURCES ........................................................................................................................................................ 3 Topography ........................................................................................................................................................... 3 Geology ................................................................................................................................................................. 3 Mineral Resources ................................................................................................................................................ 4 Land Related Hazards ............................................................................................................................................ 4 Issues ..................................................................................................................................................................... 5 WATER RESOURCES ..................................................................................................................................................... 6 Water Supply and Conservation ........................................................................................................................... 6 Water Quality ...................................................................................................................................................... 10 Water Resource Hazards ..................................................................................................................................... 13 Issues ................................................................................................................................................................... 14 VEGETATION AND WILDLIFE RESOURCES .................................................................................................................. 14 Federally Threatened and Endangered Species .................................................................................................. 15 Migratory Birds ................................................................................................................................................... 17 State of Nevada Protected Wildlife .................................................................................................................... 17 Nevada Fully Protected Flora .............................................................................................................................. 17 Cacti, Yucca, and Evergreen Trees ...................................................................................................................... 18 Invasive and Noxious Weeds .............................................................................................................................. 18 Landscaping Plant Life ......................................................................................................................................... 19 Africanized Honey Bees ...................................................................................................................................... 20 Pollinator Protection ........................................................................................................................................... 20 Vector-borne Diseases ........................................................................................................................................ 21 Issues ................................................................................................................................................................... 21 Clark County Nevada Conservation Element 2017 Page i AIR QUALITY ............................................................................................................................................................... 22 Carbon Monoxide ............................................................................................................................................... 23 Ozone .................................................................................................................................................................. 23 Particulate Matter (PM10) ................................................................................................................................... 24 Other Criteria Pollutants ..................................................................................................................................... 25 Visible Urban Haze .............................................................................................................................................. 25 Issues ................................................................................................................................................................... 26 WASTE ....................................................................................................................................................................... 26 Landfills, Transfer Stations, and Convenience Centers ....................................................................................... 26 Recycling and Source Reduction ......................................................................................................................... 27 Reclamation ........................................................................................................................................................ 27 Hazardous Waste ................................................................................................................................................ 27 AGRICULTURE ............................................................................................................................................................ 28 Farmland ............................................................................................................................................................. 28 Soil Management/Grading/Land Conservation .................................................................................................. 28 Rangeland ........................................................................................................................................................... 28 Timber and Fuelwood ......................................................................................................................................... 28 Issues ................................................................................................................................................................... 29 III. CONSERVATION ELEMENT GOALS AND POLICIES ............................................................................................... 30 LAND RESOURCES ...................................................................................................................................................... 30 WATER RESOURCES ................................................................................................................................................... 30 VEGETATION AND WILDLIFE RESOURCES .................................................................................................................. 31 AIR QUALITY ............................................................................................................................................................... 32 SOLID WASTE ............................................................................................................................................................. 33 AGRICULTURE ............................................................................................................................................................ 33 IV. REFERENCES ..................................................................................................................................................... 34 V. MAPS ..............................................................................................................................................................