 Southern Great Lakes Seismic Zone

The Southern Great Lakes Seismic Zone (SGLSZ) is a region in the northern United States, particularly around the Great Lakes, known for its seismic activity. This area encompasses parts of several states, including southern Michigan, northern Indiana, and northeastern Illinois. The seismic zone is characterized by an elevated rate of small to moderate earthquakes, although it is not as seismically active as areas such as California.