2026-02-01 19:22:15 (M4.8) South Sandwich Islands region -57.5 -25.1 (90be5)

M4.8 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	4.8
Date-Time	Universal Time (UTC): 1 Feb 2026 19:22:16 Time near the Epicenter (1): 1 Feb 2026 17:22:16 Time in your area (1): 1 Feb 2026 11:22:16
Location	57.547S 25.141W
Depth	35 km
Distances	2465.2 km (1528.4 mi) SSW of Edinburgh of the Seven Seas, Saint Helena 2652.6 km (1644.6 mi) ENE of Ushuaia, Argentina 2665.7 km (1652.7 mi) E of Río Grande, Argentina 2870.3 km (1779.6 mi) E of Río Gallegos, Argentina 2886.9 km (1789.9 mi) E of Punta Arenas, Chile
Location Uncertainty	Horizontal: 11.8 km; Vertical 1.9 km
Parameters	Nph = 40; Dmin = 796.8 km; Rmss = 0.70 seconds; Gp = 96° Version =
Event ID	us 6000s5vm

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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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