Then there are also measures of earthquake shaking intensity. The intensity from one earthquake varies greatly from place to place. What’s the difference between magnitude and intensity? This 8 minute ...

The magnitude measures the energy released by the rupture of the fault causing an earthquake. Seismic intensity, in contrast, measures surface damage. VIDEOGRAPHIC New video of unidentified flying ...

A minor, 3.9-magnitude earthquake struck in the San ... Shaking categories are based on the Modified Mercalli Intensity scale. When aftershock data is available, the corresponding maps and charts ...

The state seismologist initially reported it at magnitude 5.1. Phivolcs said it was tectonic in origin with a depth of focus of 14 km. Reported intensity III was logged in Surigao City ...

PHIVOLCS earlier reported that a magnitude 5.4 quake hit off the coast of Cateel. The quake, which was tectonic in origin occurred at 11:41pm, with a depth of 31 kilometers. The quake was also felt in ...