Transcript for 70 Aftershocks Rattle Oklahoma
The strongest earthquake in Oklahoma's history rattled this university building so hard one of its towers crumbled five stories to the ground. It buckled highways and damaged more than a dozen homes we've -- -- grabbed the bid to stabilize themselves. He lives near the epicenter of Saturday night's five point six quake. The tiny town of sparks Oklahoma. Population -- just more than a hundred as part of the state has seen a lot of shaking recently including a dozen aftershocks Sunday alone. There is a fault line here but size -- just aren't sure why it's suddenly so active we've got a pretty good practice goes all the way. No one's been hurt but people all across the middle of the country. Felt the shaking. I still hear a few lights rattling here in our studio and we will there was still -- -- -- you can see our der tram back -- see behind is still shaking. This is a second at large earthquake here in central Oklahoma today the other early this morning. Oklahoma has had a rough year its hottest summer its biggest snowfall its largest -- And now its strongest earthquake. For Good Morning America Ryan -- ABC news Dallas.
This transcript has been automatically generated and may not be 100% accurate.