2021-04-23 18:12:50 (M4.8) South Shetland Islands -62.4 -58.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.8 Earthquake - South Shetland Islands

Preliminary Report

Magnitude	4.8
Date-Time	23 Apr 2021 18:12:51 UTC 23 Apr 2021 15:12:51 near epicenter 23 Apr 2021 10:12:51 standard time in your timezone
Location	62.404S 58.452W
Depth	10 km
Distances	1014.6 km (629.1 mi) SE of Tolhuin, Argentina 1019.4 km (632.0 mi) SE of Ushuaia, Argentina 1101.7 km (683.0 mi) SSE of R�o Grande, Argentina 1264.5 km (784.0 mi) SE of Punta Arenas, Chile 1363.1 km (845.1 mi) SSE of R�o Gallegos, Argentina
Location Uncertainty	Horizontal: 8.4 km; Vertical 1.8 km
Parameters	Nph = 38; Dmin = 21.6 km; Rmss = 0.56 seconds; Gp = 91° Version =
Event ID	us 6000e43n

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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