An curved arrow pointing right. The US Geological Survey (USGS) estimates that millions of earthquakes occur every year, but only one of them will be a "great earthquake" — that is, one with a ...
The US Geological Survey (USGS) estimates that millions of earthquakes occur every year, but only one of them will be a "great earthquake" - that is, one with a magnitude of 8.0 or above.
NEW YORK (PIX11) – If you’ve spent your time searching if there was an earthquake in your area, an interactive map from the U.S. Geological Survey will show you exactly where it occurred.
Additional information collected about the earthquake may also prompt U.S.G.S. scientists to update the shake-severity map. An aftershock is usually a smaller earthquake that follows a larger one ...