Moderate mag. 5.3 earthquake - Northern Mid-Atlantic Ridge on Monday, 4 May 1987
Depth: 10.0 km
Epicenter latitude / longitude: 46.953°N / 27.41°W (international territory)
Primary data source: USGS
Estimated released energy: 5.6 x 1012 joules (1.56 gigawatt hours, equivalent to 1344 tons of TNT) [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|
|Mon, 4 May 23:17 UTC||M 5.3 / 10 km||Northern Mid-Atlantic 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 5.3 quake: Northern Mid-Atlantic Ridge, 4 May 1987 23:17
More infoRecorded aftershocks, latest first (1 quakes):
- 05 May 1987 00:10 UTC| M 4.7 |10 km (6.2 mi) depth|6 km (4 mi) distance| USGS | Details