I experienced a 3.8 (I think) in Dallas some years ago, 30 stories up. It was likely caused by oil drilling action in the area, as Texas is not an earthquake zo

I experienced a 3.8 (I think) in Dallas some years ago, 30 stories up. It was likely caused by oil drilling action in the area, as Texas is not an earthquake zone if I remember correctly. It was not fun, no dampers in that building.