How strong was the 110 km SW of Edna Bay, Alaska earthquake?
The 110 km SW of Edna Bay, Alaska earthquake had a magnitude of 7.5 mw, classified as a "Major" earthquake on the magnitude scale. Earthquakes of this size can cause serious damage to buildings and infrastructure over a wide area.
Where exactly did this earthquake occur and how deep was it?
This earthquake struck at coordinates 55.2280N, 134.8591W, at a depth of 8.7 km. Shallow earthquakes (under 20 km) tend to cause more surface damage than deeper events.
Did this earthquake trigger a tsunami warning?
No tsunami warning was issued for this earthquake. While the magnitude was significant, the location and depth characteristics did not warrant a tsunami advisory.
How many people felt this earthquake?
1,034 people submitted felt reports to the USGS for this earthquake. The Community Decimal Intensity (CDI) reached 5.6, indicating moderate shaking felt by most people indoors. The Modified Mercalli Intensity (MMI) was estimated at 5.7.
When did this earthquake happen and how significant was it?
This earthquake occurred on January 5, 2013 at 17:58:14. The USGS assigned it a significance score of 1425 out of a possible 3,000, which factors in magnitude, felt reports, and potential impact. This is considered a highly significant seismic event.