https://www.edison.com/content/dam/eix/documents/sustainability/https://www.edison.com/content/dam/eix/documents/sustainability/2019-eix-esg-pilot-quantitative-section-sce.pdf https://www.edison.com/content/dam/eix/documents/sustainability/definitions-of-material-esg-issues.pdf https://www.edison.com/content/dam/eix/documents/investors/corporate-governance/2020-eix-sce-proxy-statement.pdf GRI STANDARD GRI DISCLOSURE LOCATION AND NOTES 103-3 Evaluation of the management approach SCE has a substantial environmental management system with standards, manuals, and project-specific requirements for managing water runoff and discharges, spill management and waste management.