What Type Of Data Do Geologists Use To Locate An Earthquake's Epicenter? -

The Science of Earthquakes | U.S. Geological Survey - USGS.gov

: When an earthquake hits, it releases different types of energy. Primary (P) waves travel the fastest and arrive at a station first, followed by the slower Secondary (S) waves . The Science of Earthquakes | U

Knowing the distance from just one station isn't enough; it only tells you the earthquake happened somewhere on a circle around that station. To find the exact epicenter , geologists need data from : geologists need data from :