2026-10-05 01:18:50 (M5.3) central Mid-Atlantic Ridge -0.4 -20.0 (70fa9)

M5.3 Earthquake - central Mid-Atlantic Ridge

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 5 Oct 2026 01:18:50 Time near the Epicenter (1): 5 Oct 2026 00:18:50 Time in your area (1): 5 Oct 2026 06:48:50
Location	0.432S 19.965W
Depth	10 km
Distances	1032.8 km (640.3 mi) NW of Georgetown, Saint Helena 1208.5 km (749.3 mi) SW of Bonthe, Sierra Leone 1228.4 km (761.6 mi) SW of Goderich, Sierra Leone 1235.3 km (765.9 mi) SW of Waterloo, Sierra Leone 1237.0 km (766.9 mi) SW of Freetown, Sierra Leone
Location Uncertainty	Horizontal: 10.4 km; Vertical 1.9 km
Parameters	Nph = 71; Dmin = 1035.5 km; Rmss = 0.81 seconds; Gp = 46° Version =
Event ID	us 6000tzlp

(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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