BEFORE THE PUBLIC UTILITIES COMMISSION OF THE STATE OF CALIFORNIA In the Matter of the Application of SOUTHERN CALIFORNIA EDISON COMPANY (U 338-E) for a Permit to Construct Electrical Facilities: Application No. 18-05-xxx Eldorado-Lugo-Mohave Series Capacitor Project. PROPONENT’S ENVIRONMENTAL ASSESSMENT (PEA) ELDORADO-LUGO-MOHAVE SERIES CAPACITOR PROJECT VOLUME 3 OF 8 BETH A. GAYLORD TAMMY JONES Attorneys for SOUTHERN CALIFORNIA EDISON COMPANY 2244 Walnut Grove Avenue Post Office Box 800 Rosemead, California 91770 Telephone: (626) 302-6634 Facsimile: (626) 302-1910 E-mail: [email protected] This page intentionally left blank. Table of Contents VOLUME 3 – TABLE OF CONTENTS 4.9 HYDROLOGY AND WATER QUALITY .................................................................... 4.9-1 4.9.1 Environmental Setting ...................................................................................... 4.9-1 4.9.2 Regulatory Setting .......................................................................................... 4.9-27 4.9.3 Significance Criteria ....................................................................................... 4.9-33 4.9.4 Impact Analysis .............................................................................................. 4.9-34 4.9.5 Applicant-Proposed Measures ........................................................................ 4.9-41 4.9.6 Mid-Line Series Capacitor Site Alternatives .................................................. 4.9-41 4.9.7 References ....................................................................................................... 4.9-43 4.10 LAND USE AND PLANNING .................................................................................... 4.10-1 4.10.1 Environmental Setting .................................................................................... 4.10-1 4.10.2 Regulatory Setting .......................................................................................... 4.10-6 4.10.3 Significance Criteria ..................................................................................... 4.10-17 4.10.4 Impact Analysis ............................................................................................ 4.10-17 4.10.5 Applicant-Proposed Measures ...................................................................... 4.10-22 4.10.6 Mid-Line Series Capacitor Site Alternatives ................................................ 4.10-22 4.10.7 References ..................................................................................................... 4.10-23 4.11 MINERAL RESOURCES ............................................................................................ 4.11-1 4.11.1 Environmental Setting .................................................................................... 4.11-1 4.11.2 Regulatory Setting ........................................................................................ 4.11-22 4.11.3 Significance Criteria ..................................................................................... 4.11-25 4.11.4 Impact Analysis ............................................................................................ 4.11-26 4.11.5 Applicant-Proposed Measures ...................................................................... 4.11-27 4.11.6 Mid-Line Series Capacitor Site Alternatives ................................................ 4.11-27 4.11.7 References ..................................................................................................... 4.11-29 4.12 NOISE ............................................................................................................................ 4.12-1 4.12.1 Environmental Setting .................................................................................... 4.12-1 4.12.2 Noise in the Proposed Project Area ................................................................ 4.12-1 4.12.3 Ground-Borne Vibration and Noise ................................................................ 4.12-6 4.12.4 Regulatory Setting .......................................................................................... 4.12-7 4.12.5 Significance Criteria ..................................................................................... 4.12-13 4.12.6 Impact Analysis ............................................................................................ 4.12-13 4.12.7 Applicant-Proposed Measures ...................................................................... 4.12-20 4.12.8 Mid-Line Series Capacitor Site Alternatives ................................................ 4.12-21 4.12.9 References ..................................................................................................... 4.12-22 4.13 POPULATION AND HOUSING ................................................................................ 4.13-1 4.13.1 Environmental Setting .................................................................................... 4.13-1 4.13.2 Regulatory Setting .......................................................................................... 4.13-6 4.13.3 Significance Criteria ....................................................................................... 4.13-8 4.13.4 Impact Analysis .............................................................................................. 4.13-8 4.13.5 Applicant-Proposed Measures ...................................................................... 4.13-11 4.13.6 Mid-Line Series Capacitor Site Alternatives ................................................ 4.13-11 4.13.7 References ..................................................................................................... 4.13-12 4.14 PUBLIC SERVICES .................................................................................................... 4.14-1 4.14.1 Environmental Setting .................................................................................... 4.14-1 Eldorado-Lugo-Mohave Series Capacitor Project Page i Proponent's Environmental Assessment April 2018 Table of Contents 4.14.2 Regulatory Setting ........................................................................................ 4.14-11 4.14.3 Significance Criteria ..................................................................................... 4.14-14 4.14.4 Impact Analysis ............................................................................................ 4.14-14 4.14.5 Applicant-Proposed Measures ...................................................................... 4.14-17 4.14.6 Mid-Line Series Capacitor Site Alternatives ................................................ 4.14-18 4.14.7 References ..................................................................................................... 4.14-19 4.15 RECREATION ............................................................................................................. 4.15-1 4.15.1 Environmental Setting .................................................................................... 4.15-1 4.15.2 Regulatory Setting ........................................................................................ 4.15-19 4.15.3 Significance Criteria ..................................................................................... 4.15-24 4.15.4 Impact Analysis ............................................................................................ 4.15-24 4.15.5 Applicant-Proposed Measures ...................................................................... 4.15-27 4.15.6 Mid-Line Series Capacitor Site Alternatives ................................................ 4.15-27 4.15.7 References ..................................................................................................... 4.15-29 4.16 TRANSPORTATION AND TRAFFIC ...................................................................... 4.16-1 4.16.1 Environmental Setting .................................................................................... 4.16-1 4.16.2 Existing Roadway Network Setting ................................................................ 4.16-1 4.16.3 Regulatory Setting ........................................................................................ 4.16-31 4.16.4 Significance Criteria ..................................................................................... 4.16-35 4.16.5 Impact Analysis ............................................................................................ 4.16-35 4.16.6 Applicant-Proposed Measures ...................................................................... 4.16-43 4.16.7 Mid-Line Series Capacitor Site Alternatives ................................................ 4.16-43 4.16.8 References ..................................................................................................... 4.16-45 4.17 UTILITIES AND SERVICE SYSTEMS .................................................................... 4.17-1 4.17.1 Environmental Setting .................................................................................... 4.17-1 4.17.2 Regulatory Setting ........................................................................................ 4.17-10 4.17.3 Significance Criteria ..................................................................................... 4.17-15 4.17.4 Impact Analysis ............................................................................................ 4.17-16 4.17.5 Applicant-Proposed Measures ...................................................................... 4.17-21 4.17.6 Mid-Line Series Capacitor