Shallow earthquake with recorded magnitude of 6.2 occured at Drake Passage between Argentina and Antartica on Saturday, April 14 , 2012 (10:56 UTC). Epicenter was 358 km (222 miles) SSE of Ushuaia, Tierra del Fuego, Argentina (57.588°S, 65.413°W). Recorded depth by USGS was at 9.9 km (6.2 miles).
No tsunami warning was issued.
EMSC is reporting 5.9 magnnitude at depth of 30 km.
Earthquake-report.com said: 2 earthquakes with (preliminary) magnitudes of 6.1 and 6.6 just happened in the Drake passage. Preliminary distance to Ushuaia: 356 km. ER calls this earthquake NOT dangerous and the earthquake is to weak to have a tsunami potential. The 2 earthquakes occurred with an interval of 20 seconds. Update 11:15 UTC: Both earthquakes (17 seconds interval) have been recalculated as M6.1 quakes.
|Depth||9.9 km (6.2 miles)|
|Distances||358 km (222 miles) SSE of Ushuaia, Tierra del Fuego, Argentina|
447 km (277 miles) SSE of Rio Grande, Tierra del Fuego, Argentina
604 km (375 miles) SSE of Punta Arenas, Magallanes, Chile
816 km (507 miles) SSW of STANLEY, Falkland Islands
|Location Uncertainty||horizontal +/- 17.8 km (11.1 miles); depth +/- 5.7 km (3.5 miles)|
|Parameters||NST=163, Nph=163, Dmin=812.6 km, Rmss=1.42 sec, Gp= 61°,|
M-type=regional moment magnitude (Mw), Version=7
Featured image: Google Earth + USGS