Joplin, Missouri
National Institute of Standards and Technology
Technical Investigation Report
In November of 2013 the National Institute of Standards and Technology produced the Technical Investigation of the May 22, 2011 Tornado in Joplin Missouri. Below are links to the full plan, and to the individual chapters and appendicies.

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Joplin, MO NIST Full Report

Joplin, MO NIST Technical Investigation Report Sections