2025-06-20 10:21:30 (M5.1) east of the South Sandwich Islands -60.6 -19.9 (70fa9)

M5.1 Earthquake - east of the South Sandwich Islands

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 20 Jun 2025 10:21:30 Time near the Epicenter (1): 20 Jun 2025 09:21:30 Time in your area (1): 20 Jun 2025 15:51:30
Location	60.556S 19.901W
Depth	10 km
Distances	2666.8 km (1653.4 mi) SSW of Edinburgh of the Seven Seas, Saint Helena 2887.5 km (1790.2 mi) E of Ushuaia, Argentina 2917.2 km (1808.7 mi) E of Río Grande, Argentina 3131.8 km (1941.7 mi) E of Punta Arenas, Chile 3141.4 km (1947.7 mi) E of Río Gallegos, Argentina
Location Uncertainty	Horizontal: 9.6 km; Vertical 1.8 km
Parameters	Nph = 55; Dmin = 1213.2 km; Rmss = 0.38 seconds; Gp = 81° Version =
Event ID	us 6000qlej

(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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