The San Francisco Municipal Disaster Risk Reduction and Management Plan serves as a guide in the implementation of proactive disaster risk reduction programs that emphasize the five pillars of: 1) Governance by making disaster risk reduction a priority agenda for sustainable development; 2) Risk Assessment by improving risk information and early warning; 3) knowledge and Education through building culture of safety and resiliency among vulnerable communities; 4) Vulnerability Reduction by reducing the risks of Key sectors; and 5) Disaster Preparedness and Response for timely and effective response mechanism. These Five Pillars of Disaster Risk Reduction of San Francisco aim to have a “Zero Casualty and No Injury” every time a hazard occurs that affects the municipality of San Francisco.

San Francisco 5 – Year Municipal Disaster Risk Reduction and Management Plan
http://unisdr-apps.net/confluence/download/attachments/9994301/San_Francisco_MDRRM_Plan_Package.pdf