Strong mag. 6.4 earthquake - Pacific-Antarctic Ridge on Friday, 25 May 1984
Depth: 10.0 km
Epicenter latitude / longitude: 54.976°S / 135.688°W (international territory)
Primary data source: USGS
Estimated released energy: 2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 atomic bombs!) [learn more]
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.
|Time||Mag. / Depth||Location||Source|
|Fri, 25 May 23:53 UTC||M 6.4 / 10 km||Pacific-Antarctic Ridge||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 6.4 quake: Pacific-Antarctic Ridge, 25 May 1984 23:53
More infoRecorded aftershocks, latest first (1 quakes):
- 26 May 1984 02:44 UTC| M 6.2 |10 km (6.2 mi) depth|21 km (13 mi) distance| USGS | Strong mag. 6.2 earthquake - Pacific-Antarctic Ridge on Saturday, 26 May 1984