2021-08-12 19:58:58 (M5.5) South Sandwich Islands region -60.4 -26.9 (70fa9)

M5.5 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.5
Date-Time	12 Aug 2021 19:58:59 UTC 12 Aug 2021 17:58:59 near epicenter 13 Aug 2021 01:28:59 standard time in your timezone
Location	60.427S 26.930W
Depth	10 km
Distances	2461.3 km (1526.0 mi) E of Tolhuin, Argentina 2505.4 km (1553.4 mi) E of Ushuaia, Argentina 2532.9 km (1570.4 mi) E of R�o Grande, Argentina 2748.6 km (1704.1 mi) E of Punta Arenas, Chile 2755.6 km (1708.5 mi) E of R�o Gallegos, Argentina
Location Uncertainty	Horizontal: 8.7 km; Vertical 1.9 km
Parameters	Nph = 27; Dmin = 893.3 km; Rmss = 0.78 seconds; Gp = 86° Version =
Event ID	us 6000f4qc

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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