A 4.1-magnitude earthquake hit south-central Nebraska on March 12, 2026, the strongest in the region since 2023, sparking concern due to unusual seismic activity in a low-risk area.

A magnitude 4.1 earthquake struck south-central Nebraska near Cowles on March 12, 2026, marking the latest in a series of seismic events in the region since early March. The U.S. Geological Survey recorded the quake, which was felt in Lincoln and Omaha. Earlier tremors, including a 3.1 magnitude event, were also reported in the area, located along the Central Plains Mega Fault. While such quakes are minor and no damage or injuries have been reported, the cluster has drawn attention due to the region's historically low seismic activity. Scientists continue to monitor the area, though a large quake triggering a tsunami remains a highly speculative scenario.