Bay Bridge Pump Station and Force Mains Replacement Project (Project No. 5-67) RECIRCULATED ENVIRONMENTAL IMPACT REPORT PUBLIC REVIEW DRAFT | JULY 2019 PUBLIC REVIEW DRAFT RECIRCULATED ENVIRONMENTAL IMPACT REPORT Bay Bridge Pump Station and Force Mains Replacement Project Lead Agency: ORANGE COUNTY SANITATION DISTRICT 10844 Ellis Avenue Fountain Valley, California 92708 Contact: Mr. Kevin Hadden Principal Staff Analyst 714.962.2411 Prepared by: MICHAEL BAKER INTERNATIONAL 5 Hutton Centre Drive, Suite 500 Santa Ana, California 92707 Contact: Mr. Alan Ashimine 949.472.3505 July 2019 JN 168975 This document is designed for double-sided printing to conserve natural resources. Recirculated Environmental Impact Report Bay Bridge Pump Station and Force Mains Replacement Project TABLE OF CONTENTS SECTION 1.0: EXECUTIVE SUMMARY ..................................................................... 1-1 1.1 Project Location ............................................................................................................................ 1-1 1.2 Project Summary ........................................................................................................................... 1-1 1.3 Goals and Objectives ................................................................................................................... 1-2 1.4 Environmental Issues/Mitigation Summary ............................................................................. 1-2 1.5 Summary of Project Alternatives .............................................................................................. 1-26 SECTION 2.0: INTRODUCTION AND PURPOSE .................................................... 2-1 2.1 Purpose of the EIR ....................................................................................................................... 2-1 2.2 Compliance with CEQA .............................................................................................................. 2-2 2.3 Initial Study/Notice of Preparation/Early Consultation (Scoping) ...................................... 2-4 2.4 Format of the Recirculated Draft EIR ...................................................................................... 2-5 2.5 Responsible and Trustee Agencies ............................................................................................. 2-6 2.6 Incorporation by Reference ........................................................................................................ 2-7 SECTION 3.0: PROJECT DESCRIPTION ................................................................... 3-1 3.1 Project Location and Setting ....................................................................................................... 3-1 3.2 Project Background ...................................................................................................................... 3-6 3.3 Project Characteristics .................................................................................................................. 3-7 3.4 Construction ................................................................................................................................ 3-16 3.5 Goals and Objectives ................................................................................................................. 3-31 3.6 Permits and Approvals ............................................................................................................... 3-31 SECTION 4.0: BASIS OF CUMULATIVE ANALYSIS ................................................. 4-1 SECTION 5.0: ENVIRONMENTAL ANALYSIS ......................................................... 5-1 5.1 Aesthetics/Light and Glare ...................................................................................................... 5.1-1 5.2 Air Quality ................................................................................................................................... 5.2-1 5.3 Biological Resources .................................................................................................................. 5.3-1 5.4 Cultural Resources ..................................................................................................................... 5.4-1 5.5 Geology and Soils ...................................................................................................................... 5.5-1 5.6 Greenhouse Gas Emissions ..................................................................................................... 5.6-1 5.7 Hazards and Hazardous Materials ........................................................................................... 5.7-1 5.8 Hydrology and Water Quality .................................................................................................. 5.8-1 5.9 Land Use and Relevant Planning ............................................................................................. 5.9-1 5.10 Noise .......................................................................................................................................... 5.10-1 5.11 Transportation .......................................................................................................................... 5.11-1 5.12 Tribal Cultural Resources ....................................................................................................... 5.12-1 SECTION 6.0: OTHER CEQA CONSIDERATIONS .................................................. 6-1 6.1 Short- and Long-Term Implications of the Proposed Project ............................................... 6-1 6.2 Significant Irreversible Environmental Changes That Would Be Involved in the Proposed Action Should It Be Implemented ................................................................ 6-1 Public Review Draft ● July 2019 i Table of Contents Recirculated Environmental Impact Report Bay Bridge Pump Station and Force Mains Replacement Project 6.3 Growth-Inducing Impacts ........................................................................................................... 6-2 6.4 Energy ............................................................................................................................................. 6-7 SECTION 7.0: ALTERNATIVES TO THE PROPOSED PROJECT .......................... 7-1 7.1 “No Project/Future Back Bay Landing Development” Alternative ..................................... 7-4 7.2 “Pump Station South Relocation” Alternative ....................................................................... 7-11 7.3 “Environmentally Superior” Alternative ................................................................................. 7-18 SECTION 8.0: EFFECTS FOUND NOT TO BE SIGNIFICANT .............................. 8-1 SECTION 9.0: ORGANIZATIONS AND PERSONS CONSULTED ......................... 9-1 SECTION 10.0: REFERENCES AND SOURCES CITED .......................................... 10-1 SECTION 11.0: APPENDICES (UNDER SEPARATE COVER AND CONTAINED ON CD) 11.1 Initial Study/Notice of Preparation and Comment Letters 11.2 Air Quality/Greenhouse Gas Emissions/Energy Data 11.3 Biological Resources Reports 11.4 Cultural/Paleontological Resources Assessment 11.5 Geology Report Public Review Draft ● July 2019 ii Table of Contents Recirculated Environmental Impact Report Bay Bridge Pump Station and Force Mains Replacement Project LIST OF EXHIBITS Exhibit 3-1 Regional Vicinity ................................................................................................................. 3-2 Exhibit 3-2 Site Vicinity .......................................................................................................................... 3-3 Exhibit 3-3 Existing Conditions ............................................................................................................ 3-4 Exhibit 3-4 Proposed Conceptual Site Plans ....................................................................................... 3-8 Exhibit 3-5 Original Northeast Pump Station Layout ....................................................................... 3-9 Exhibit 3-6 Northeast Pump Station Layout ..................................................................................... 3-12 Exhibit 3-7 South Pump Station Layout ............................................................................................ 3-15 Exhibit 3-8 Original Northeast Pump Station Work Areas ............................................................ 3-17 Exhibit 3-9 Original Northeast Pump Station Construction .......................................................... 3-18 Exhibit 3-10 Temporary Pipe Stringing Alignment Option .............................................................. 3-20 Exhibit 3-11 Modified Northeast Pump Station Work Areas ........................................................... 3-23 Exhibit 3-12 Modified Northeast Pump Station Construction (Dredging) .................................... 3-24 Exhibit 3-13 Modified Northeast Pump Station Construction (Microtunneling) .......................... 3-25 Exhibit 3-14 South Pump Station Work Areas ................................................................................... 3-27 Exhibit 3-15 South Pump Station Construction (Dredging) ............................................................. 3-29 Exhibit 3-16 South Pump Station Construction (Microtunneling) .................................................. 3-30 Exhibit 4-1 Cumulative Project Locations ..........................................................................................