Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Cover of the HayWired Earthquake Scenario Engineering Implications Scientific Investigations Report
Photograph copyright Deanne Fitzmaurice/San Francisco Chronical/Polaris, used with permission
