A swarm of earthquakes — 7 total — shook along the New Madrid fault line. The seismic zone is known for tremors, though many are not felt.

A swarm of earthquakes — 7 total — shook along the New Madrid fault line. The seismic zone is known for tremors, though many are not felt.

Officials with the Evansville/Vanderburgh County Emergency Management Agency in Indiana say seven earthquakes happened Monday morning around the New Madrid fault line.

The struggle to understand why earthquakes happen in America’s heartland The New Madrid fault line remains something of an enigma to seismologists.

Is Illinois on a fault line? What to know about the 3.4 magnitude quake in Somonauk Somonauk, in DeKalb County, is approximately 35 miles west of Aurora.

In 2023, the state saw two earthquakes, according to officials: one was a "light," 3.2 magnitude earthquake in Southern Illinois. The other was 3.6 magnitude quake, which ranked as the strongest ...

Portion of Interstate 65 in NW Indiana closed due to crash Most of Illinois’ earthquakes occur in the southern half of the state near the famed New Madrid fault line.