No, it was the center.
The epicenter is the point on the ground above the underground focus of an earthquake.
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On a line from the center of the earth through the center of the earthquake. I hate the misuse/overuse of "epicenter."
With a lot of TNT, you can safely bet your last dollar that there WAS and earthquake.
You probably pick on writers who use “decimated” incorrectly, too. Right?
Now I’m not picking on you because you are right and I do the same thing. As Rush used to famously say, “words have meanings.”