CDC SVI Frequently Asked Questions (FAQ)
CDC Social Vulnerability Index (CDC SVI) is a tool that uses U.S. Census data to determine the social vulnerability of every census tract. ATSDR’s Geospatial Research, Analysis & Services Program (GRASP) maintains CDC SVI to help public health officials and local planners better prepare for and respond to emergency events like hurricanes, disease outbreaks, or exposure to dangerous chemicals.

Page last reviewed: September 15, 2020
Content source: Agency for Toxic Substances and Disease Registry