Strong mag. 6.6 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Sunday, 15 February 1959 at 04:42 (GMT)
Strong magnitude 6.6 earthquake at 25 km depth
Magnitude: 6.6
Depth: 25.0 km
Epicenter latitude / longitude: 59.674°S / 26.134°W
(South Atlantic Ocean, South Georgia & South Sandwich Islands)Nearest volcano: Thule Islands (74 km / 46 mi)
Nearby towns and cities:
71 km (44 mi) ESE of Thule Island --> See nearby quakes!
140 km (87 mi) S of Montagu Island --> See nearby quakes!
385 km (239 mi) SSE of Zavodovski Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 1014 joules (139 gigawatt hours, equivalent to 1.2 x 105 tons of TNT or 7.5 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.
| Magnitude | Depth | Location | Source |
| M 6.6 | 25 km | South Sandwich Islands region | 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!
So far, no aftershocks have been registered.
Aftershocks of the 6.6 quake South Atlantic Ocean, South Georgia & South Sandwich Islands, 15 February 1959 04:42 GMT
More info
Recorded aftershocks, latest first (0 quakes):So far, no aftershocks have been registered.
Earlier earthquakes in the same area
Strong mag. 6.6 earthquake - South Atlantic Ocean, South Georgia & South Sandwich Islands, on Sunday, 15 February 1959 at 04:42 (GMT)
Click here to search our database for earlier earthquakes in the same area since 1900!
