Overview
- USGS reports 15 earthquakes of magnitude greater than 2.5 in the past 24 hours across North America and the Caribbean, including 13 in U.S. territory.
- The strongest in that window was a magnitude 4.0 about 50 kilometers southeast of Adak, Alaska, according to the USGS feed.
- In Spain, the ICGC recorded a magnitude 2.7 event centered at Sant Quirze del Vallès in Vallès Occidental, Barcelona, early Friday.
- The USGS Latest Earthquakes map provides real-time details on magnitude, depth, epicenter and time for recent U.S. events.
- ShakeAlert delivers early warnings once seismic waves are detected, and experts stress that exact earthquake prediction is not possible; FEMA advises the Drop, Cover and Hold On response.