2026-02-02 18:58:06 (M4.6) South Sandwich Islands region -56.2 -27.5 (90be5)

M4.6 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 2 Feb 2026 18:58:06 Time near the Epicenter (1): 2 Feb 2026 16:58:06 Time in your area (1): 2 Feb 2026 10:58:06
Location	56.154S 27.501W
Depth	104 km
Distances	2407.5 km (1492.7 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2547.0 km (1579.1 mi) ENE of Ushuaia, Argentina 2551.5 km (1581.9 mi) E of Río Grande, Argentina 2744.9 km (1701.8 mi) E of Río Gallegos, Argentina 2757.8 km (1709.9 mi) E of Puerto Deseado, Argentina
Location Uncertainty	Horizontal: 12.6 km; Vertical 8.6 km
Parameters	Nph = 33; Dmin = 608.8 km; Rmss = 0.75 seconds; Gp = 86° Version =
Event ID	us 6000s61c

(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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