2021-01-01 00:40:36 (M5.4) southern Mid-Atlantic Ridge -52.2 -4.8 (70fa9)

M5.4 Earthquake - southern Mid-Atlantic Ridge

Preliminary Report

Magnitude	5.4
Date-Time	1 Jan 2021 00:40:36 UTC 1 Jan 2021 00:40:36 near epicenter 1 Jan 2021 06:10:36 standard time in your timezone
Location	52.237S 4.772W
Depth	10 km
Distances	1786.3 km (1107.5 mi) SSE of Edinburgh of the Seven Seas, Saint Helena 2742.9 km (1700.6 mi) SW of Retreat, South Africa 2749.1 km (1704.4 mi) SW of Claremont, South Africa 2750.2 km (1705.1 mi) SW of Lansdowne, South Africa 2751.2 km (1705.8 mi) SW of Rondebosch, South Africa
Location Uncertainty	Horizontal: 13.0 km; Vertical 1.9 km
Parameters	Nph = 37; Dmin = 2171.1 km; Rmss = 0.74 seconds; Gp = 89° Version =
Event ID	us 6000d4p7

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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