Strong mag. 6.8 earthquake - 48 km east of Taltal, Provincia de Antofagasta, Chile, on Tuesday, 18 December 1956 at 02:31 (GMT)

Strong mag. 6.8 earthquake - 48 km east of Taltal, Provincia de Antofagasta, Chile, on Tuesday, 18 December 1956 at 02:31 (GMT)

Strong magnitude 6.8 earthquake at 45 km depth

Date & time: 18 Dec 1956 02:31:11 UTC
Magnitude: 6.8
Depth: 44.9 km
Epicenter latitude / longitude: 25.552°S / 70.036°W (Provincia de Antofagasta, Antofagasta, Chile)
Nearest volcano: El Azufre (118 km / 73 mi)
Nearby towns and cities:
48 km (30 mi) ESE of Taltal (Antofagasta) (pop: 10,000) --> See nearby quakes!
214 km (133 mi) S of Antofagasta (pop: 309,800) --> See nearby quakes!
881 km (548 mi) N of Santiago (Santiago Metropolitan) (pop: 4,837,300) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1 x 1015 joules (278 gigawatt hours, equivalent to 2.4 x 105 tons of TNT or 14.9 atomic bombs!) More info
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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.
MagnitudeDepthLocationSource
M 6.845 kmAntofagasta, ChileUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Aftershocks of the 6.8 quake 48 km east of Taltal, Provincia de Antofagasta, Chile, 18 December 1956 02:31 GMT

More info
Recorded aftershocks, latest first (0 quakes):
So far, no aftershocks have been registered.
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Earlier earthquakes in the same area

Strong mag. 6.8 earthquake - 48 km east of Taltal, Provincia de Antofagasta, Chile, on Tuesday, 18 December 1956 at 02:31 (GMT)
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