A very bright fireball illuminated the sky over Michigan, US at 01:11 UTC on January 17, 2018 (20:11 EST, January 16) and was followed by a sonic boom heard over a wide area. The USGS registered it as M2.0 earthquake just north of Detroit, Michigan.

The American Meteor Society (AMS) received 356 witness reports by 08:35 UTC from Michigan, SE Wisconsin, NE Illinois, N Indiana, N Ohio (US) and S Ontario, Canada.

50 people reported concurrent sound associated with the event and 114 delayed. Reports are still coming in.