Reuters/Rodrigo Garrido
The quake's center was about 142 miles north of Santiago, the capital of Chile, and registered a magnitude of 8.3. That's close enough to Santiago, the capital city of Chile, and strong enough that buildings swayed violently under the force.
A tsunami is also reported to have struck the coast of Chile, and a tsunami advisory is in effect for Hawaii and other areas of the Pacific Ocean.
Now that the dust is settling, Chilean users of Twitter, Instagram, Facebook, and other social media sites are starting to post images and video of the event.
Keep scrolling to see what it was like to be in the middle of Chile's powerful quake.
Note: We will be updating this story as we learn more. Check back or refresh this page often.