2021-08-04 12:47:57 (M4.9) South Sandwich Islands region -55.6 -28.0 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.9 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	4.9
Date-Time	4 Aug 2021 12:47:57 UTC 4 Aug 2021 10:47:57 near epicenter 4 Aug 2021 04:47:57 standard time in your timezone
Location	55.620S 28.041W
Depth	10 km
Distances	2378.8 km (1474.9 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2529.0 km (1568.0 mi) ENE of Ushuaia, Argentina 2530.3 km (1568.8 mi) ENE of R�o Grande, Argentina 2719.2 km (1685.9 mi) E of R�o Gallegos, Argentina 2720.9 km (1687.0 mi) E of Puerto Deseado, Argentina
Location Uncertainty	Horizontal: 11.6 km; Vertical 1.8 km
Parameters	Nph = 52; Dmin = 1834.9 km; Rmss = 0.42 seconds; Gp = 67° Version =
Event ID	us 6000f26f

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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