Huntsville, Alabama        January 10, 2000

Dr. Frank B. Tatom, Manager of VorTek LLC, will be a guest speaker at the TVA Muscle Shoals faciltiy in the Chemical Engineering Building at 10:00 A.M., Thursday, 20 January. As part of his presentation entitled "River-Tornado Interaction in the Tennessee River Valley", Dr. Tatom will provide a detailed analysis of the effect of the Tennessee River on tornado activity based on National Weather Service Data from 1950 through 1998, and TVA data from 1960 through 1997.