September 28, 2017| Initial Study SAN PEDRO HIGH SCHOOL Comprehensive Modernization Project Prepared for: Los Angeles Unified School District Contact: Will Meade Office of Environmental Health and Safety 333 South Beaudry Avenue, 21st Floor Los Angeles, California 90017 213.241.3417 Prepared by: Environmental Science Associates Contact: Arabesque Said‐Abdelwahed 626 Wilshire Boulevard, Suite 1100 Los Angeles, CA 90017 213.599.4300 September 28, 2017| Initial Study SAN PEDRO HIGH SCHOOL Comprehensive Modernization Project SAN PEDRO HIGH SCHOOL COMPREHENSIVE MODERNIZATION PROJECT INITIAL STUDY LOS ANGELES UNIFIED SCHOOL DISTRICT Table of Contents Section Page 1. INTRODUCTION .............................................................................................................................. 1 1.1 Overview ................................................................................................................................................ 1 1.2 Background ............................................................................................................................................ 1 1.3 California Environmental Quality Act .............................................................................................. 2 1.4 Environmental Process ........................................................................................................................ 2 1.5 Impact Terminology ............................................................................................................................. 6 1.6 Organization of the Initial Study ....................................................................................................... 7 2. ENVIRONMENTAL SETTING ......................................................................................................... 9 2.1 Project Location .................................................................................................................................... 9 2.2 Surrounding Land Uses ....................................................................................................................... 9 2.3 Campus History .................................................................................................................................... 9 2.4 Existing conditions ............................................................................................................................. 10 2.5 General Plan and Existing Zoning ................................................................................................... 10 2.6 Necessary Approvals .......................................................................................................................... 19 3. PROJECT DESCRIPTION ............................................................................................................ 21 3.1 Design Strategy.................................................................................................................................... 27 3.2 Circulation, Access and Parking ....................................................................................................... 28 3.3 Landscape Improvements.................................................................................................................. 28 3.4 Infrastructure ....................................................................................................................................... 29 3.5 Utility Providers .................................................................................................................................. 29 3.6 Security and Safety Features .............................................................................................................. 30 3.7 Sustainability Features ........................................................................................................................ 30 3.8 Removal Action Workplan ................................................................................................................ 30 3.9 Construction Phasing ......................................................................................................................... 31 4. ENVIRONMENTAL CHECKLIST .................................................................................................. 33 4.1 Aesthetics ............................................................................................................................................. 33 4.2 Agriculture and Forestry Resources ................................................................................................. 39 4.3 Air Quality ............................................................................................................................................ 42 4.4 Biological Resources ........................................................................................................................... 46 4.5 Cultural Resources .............................................................................................................................. 54 4.6 Geology and Soils ............................................................................................................................... 56 4.7 Greenhouse Gas Emissions .............................................................................................................. 61 4.8 Hazards and Hazardous Materials .................................................................................................... 63 4.9 Hydrology and Water Quality ........................................................................................................... 75 4.10 Land Use and Planning ...................................................................................................................... 82 4.11 Mineral Resources ............................................................................................................................... 84 4.12 Noise ..................................................................................................................................................... 85 4.13 Pedestrian Safety ................................................................................................................................. 87 4.14 Population and Housing .................................................................................................................... 90 4.15 Public Services ..................................................................................................................................... 91 4.16 Recreation ............................................................................................................................................. 94 4.17 Transportation and Circulation ......................................................................................................... 95 4.18 Tribal Cultural Resources ................................................................................................................. 100 4.19 Utilities ................................................................................................................................................ 102 4.20 Mandatory Findings of Significance .............................................................................................. 108 September 28, 2017 Page i SAN PEDRO HIGH SCHOOL COMPREHENSIVE MODERNIZATION PROJECT INITIAL STUDY LOS ANGELES UNIFIED SCHOOL DISTRICT Table of Contents 5. LIST OF PREPARERS .................................................................................................................111 5.1 Lead Agency ...................................................................................................................................... 111 5.2 Technical Assistance ......................................................................................................................... 111 APPENDICES (Provided on the compact disc attached to the back cover) A. LAUSD Standard Conditions of Approval B. Tree Inventory and Location C. CDFW California Natural Diversity Database D. Comprehensive Geotechnical Report E. Preliminary Environmental Site Assessment Equivalent F. Phase I Environmental Site Assessment Page ii SAN PEDRO HIGH SCHOOL COMPREHENSIVE MODERNIZATION PROJECT INITIAL STUDY LOS ANGELES UNIFIED SCHOOL DISTRICT Table of Contents List of Figures Figure Page 1 Project Vicinity .................................................................................................................................... 11 2 Project Location .................................................................................................................................. 13 3 Existing Site Plan ................................................................................................................................ 15 4 Character Defining Features ............................................................................................................. 17 5 Demolition Plan .................................................................................................................................. 23 6 Proposed Site Plan .............................................................................................................................. 25 List of Tables Table Page 3-1 Characteristics of Existing Buildings ............................................................................................... 22 4.1-1 Aesthetic Resources Standard Conditions of Approval