December 7, 1988, Spitak, Armenia
Magnitude of a catastrophic Spitak earthquake was 7.2 magnitude. The city of Spitak and 58 villages were completely destroyed. The number of dead reached 25 thousand and 514 thousand were left homeless. Damage was estimated at 14 billion dollars.
Valdivia was a 9.5, not 9.6.
Also: Alaska, 1964: 9.2 and Kamchatka, Russia, 1952: 9.0.
Damn Earth.
BTW, the latest earthquake had a magnitude of 9 not 9.1.