That Kobe quake surprised experts because there had not been a megaquake in the Kobe region in modern times, said Kathleen Tierney, director of the Natural Hazards Center at the University of Colorado.
Quake is 5th biggest, but Japan best prepared →
"This is not the great Tokai earthquake by any stretch of the imagination," Tierney said. "It is a good test. It is showing all the issues we'd expect to see in a great earthquake near Tokyo."