Moderate mag. 5.5 earthquake - South Pacific Ocean, 3928 km west of Santiago, Provincia de Santiago, Santiago Metropolitan, Chile, on Monday, 28 February 2011 at 23:42 (GMT)
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Moderate magnitude 5.5 earthquake at 10 km depth
Depth: 9.8 km
Epicenter latitude / longitude: 29.474°S / 112.061°W (South Pacific Ocean, Chile)
Nearby towns and cities:
3928 km (2441 mi) W of Santiago (pop: 4,837,300) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|M 5.5||9.8 km||Easter Island region (Chile)||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Aftershocks of the 5.5 quake South Pacific Ocean, 3928 km west of Santiago, Provincia de Santiago, Santiago Metropolitan, Chile, 28 February 2011 23:42 GMT
More infoRecorded aftershocks, latest first (1 quakes):
- 01 Mar 2011 00:53 UTC| M 6.0 |10 km (6.2 mi) depth|26 km (16 mi) distance| USGS | Strong mag. 6.0 earthquake - South Pacific Ocean, 3913 km west of Santiago, Provincia de Santiago, Santiago Metropolitan, Chile, on Tuesday, 1 March 2011 at 00:53 (GMT)