Sacramento Municipal Utility District Headquarters Campus Master Plan Draft Environmental Impact Report • April 2018 As Amended Through Final EIR (July 2018) State Clearinghouse #2017092050 Sacramento Municipal Utility District Headquarters Campus Master Plan Draft Environmental Impact Report (Amended through Final EIR) State Clearinghouse #2017092050 April 2018 Lead Agency: Sacramento Municipal Utility District 6201 S Street, MS B203 Sacramento, CA 95817-1899 or P.O. Box 15830 MS B203 Sacramento, CA 95852-1830 Attn: Rob Ferrera (916) 732-6676 or [email protected] Prepared by: Ascent Environmental 455 Capitol Mall, Suite 300 Sacramento, CA 95814 Contact: Chris Mundhenk [email protected] Headquarters Campus Master Plan EIR April 2018 Table of Contents Chapter/Section Page EXECUTIVE SUMMARY ................................................................................................. ES-1 Introduction ..................................................................................................... ES-1 Summary Description of the Project ............................................................... ES-1 Environmental Impacts and Recommended Mitigation Measures .................. ES-5 Summary of Alternatives ................................................................................ ES-5 Areas of Controversy ...................................................................................... ES-7 1 INTRODUCTION ..................................................................................................... 1-1 1.1 Purpose and Intended Uses of this EIR .................................................. 1-1 1.2 Scope of the Draft EIR ............................................................................ 1-1 1.3 Agency Roles and Responsibilities ......................................................... 1-5 1.4 CEQA Public Review Process ................................................................ 1-5 1.5 Organization of the Draft EIR .................................................................. 1-8 2 PROJECT DESCRIPTION ...................................................................................... 2-1 2.1 Introduction ............................................................................................. 2-1 2.2 Project Location ...................................................................................... 2-1 2.3 Project Setting ........................................................................................ 2-1 2.4 Project History ........................................................................................ 2-6 2.5 Project Objectives ................................................................................... 2-6 2.6 Required Public Approvals ...................................................................... 2-7 2.7 Project Description .................................................................................. 2-8 3 EXISTING ENVIRONMENTAL SETTING, IMPACTS, AND MITIGATION ........... 3-1 3.1 Aesthetics and Visual Resources ........................................................ 3.1-1 3.2 Air Quality ............................................................................................ 3.2-1 3.3 Archaeological, Historical, and Tribal Cultural Resources ................... 3.3-1 3.4 Biological Resources ........................................................................... 3.4-1 3.5 Geology and Soils ................................................................................ 3.5-1 3.6 Greenhouse Gas Emissions, Climate Change, and Energy ................ 3.6-1 3.7 Hazards and Hazardous Materials ....................................................... 3.7-1 3.8 Hydrology and Water Quality ............................................................... 3.8-1 3.9 Noise .................................................................................................... 3.9-1 3.10 Transportation and Circulation ........................................................... 3.10-1 3.11 Utilities and Service Systems ............................................................. 3.11-1 4 CUMULATIVE IMPACTS ........................................................................................ 4-1 4.1 CEQA Requirements .............................................................................. 4-1 4.2 Cumulative Impact Approach .................................................................. 4-1 4.3 Scope of the Cumulative Analysis .......................................................... 4-2 4.4 Cumulative Impact Analysis .................................................................... 4-5 Page i Headquarters Campus Master Plan EIR April 2018 5 OTHER CEQA SECTIONS ..................................................................................... 5-1 5.1 Significant and Unavoidable Impacts ...................................................... 5-1 5.2 Significant Irreversible Environmental Changes ..................................... 5-1 5.3 Growth-Inducing Impacts ........................................................................ 5-3 6 ALTERNATIVES ..................................................................................................... 6-1 6.1 Introduction ............................................................................................. 6-1 6.2 Considerations for Selection of Alternatives ........................................... 6-2 6.3 Alternatives Considered in Detail ............................................................ 6-5 6.4 Comparison of Alternatives ................................................................... 6-20 6.5 Environmentally Superior Alternative .................................................... 6-21 7 LIST OF PREPARERS ............................................................................................ 7-1 8 REFERENCES ........................................................................................................ 8-1 Appendices (included on CD on back cover) A Notice of Preparation and Comments Received B Initial Study C Air Quality/GHG Modeling Results D Noise Modeling E Traffic Modeling Exhibits Exhibit 2-1 Project Location ................................................................................. 2-2 Exhibit 2-2 Project Vicinity ................................................................................... 2-3 Exhibit 2-3 Existing Campus Layout - Aerial ....................................................... 2-4 Exhibit 2-4 Districts .............................................................................................. 2-9 Exhibit 2-5 Conceptual Land Plan ..................................................................... 2-13 Exhibit 2-6 Phasing Plan ................................................................................... 2-17 Exhibit 3.1-1 Location of Representative Views and Viewpoints ......................... 3.1-6 Exhibit 3.1-2 Viewpoint 1 ..................................................................................... 3.1-7 Exhibit 3.1-3 Viewpoint 2 ..................................................................................... 3.1-8 Exhibit 3.1-4 Viewpoint 3 ..................................................................................... 3.1-9 Exhibit 3.2-1 Sacramento County 2012 Emissions Inventory ............................ 3.2-13 Exhibit 3.9-1 Noise Measurement Locations in the Project Area ....................... 3.9-14 Page ii Headquarters Campus Master Plan EIR April 2018 Exhibit 3.9-2 Summary of 24-Hour Noise Measurement ................................... 3.9-15 Exhibit 3.10-1 Priority Investment Areas in the Vicinity of the Project Site ............................................................................................... 3.10-4 Exhibit 3.10-2 Study Area .................................................................................. 3.10-11 Exhibit 3.10-3 Existing Peak Hour Intersection Traffic Volumes and Lane Configurations ................................................................... 3.10-14 Exhibit 3.10-4 Existing Peak Hour Driveway Traffic Volumes and Lane Configurations ............................................................................ 3.10-15 Exhibit 3.10-5 Existing Transit Facilities ............................................................ 3.10-20 Exhibit 3.10-6 Existing Bicycle Facilities ............................................................ 3.10-23 Exhibit 3.10-7 Existing Pedestrian Facilities ...................................................... 3.10-25 Exhibit 3.10-8 Existing Employee Commute Travel Modes ............................... 3.10-30 Exhibit 3.10-9 Existing Headquarters Campus Employee Residences by ZIP Code .................................................................................... 3.10-32 Exhibit 3.10-10 Project Inbound Trip Distribution ................................................ 3.10-33 Exhibit 3.10-11 Project Outbound Trip Distribution.............................................. 3.10-34 Exhibit 3.10-12 Existing Plus Project Peak Hour Intersection Traffic Volumes and Lane Configurations ............................................. 3.10-36 Exhibit 3.10-13 Existing Plus Project Peak Hour Driveway Traffic Volumes and Lane Configurations ............................................. 3.10-37 Exhibit 4-1 SMUD HQCMP Cumulative Projects Map ......................................... 4-4 Exhibit 4-2 Cumulative No Project Peak Hour Intersection Traffic Volumes and