U.S. Geological Survey News

An Earthquake’s Impact Can Be Predicted – But Only After it Hits

Over the next week, Southern California has only a 27% chance of experiencing a third earthquake greater than magnitude 6, but a 96% chance of going through a tremor of magnitude 5 or higher. Those precise probabilities were generated by …

Study Suggests Earthquakes are Triggered Well Beyond Fluid Injection Zones

Using data from field experiments and modeling of ground faults, researchers at Tufts University have discovered that the practice of subsurface fluid injection used in ‘fracking’ and wastewater disposal for oil and gas exploration could cause significant, rapidly spreading earthquake …

5.8 Quake Shakes Costa Rican Coast

The U.S. Geological Survey says a magnitude 5.8 earthquake shook the central and Pacific coastal regions of Costa Rica early Monday morning. There were no immediate reports of injuries or damage. The geological survey says the quake, which hit at …