2023-09-04 13:52:16 (M4.9) southern Mid-Atlantic Ridge -47.3 -12.6 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.9 Earthquake - southern Mid-Atlantic Ridge

Preliminary Report

Magnitude	4.9
Date-Time	Universal Time (UTC): 4 Sep 2023 13:52:16 Time near the Epicenter (1): 4 Sep 2023 12:52:16 Time in your area (1): 4 Sep 2023 05:52:16
Location	47.316S 12.584W
Depth	10 km
Distances	1138.6 km (705.9 mi) S of Edinburgh of the Seven Seas, Saint Helena 2981.7 km (1848.6 mi) WSW of Retreat, South Africa 2986.1 km (1851.4 mi) WSW of Claremont, South Africa 2986.9 km (1851.9 mi) WSW of Cape Town, South Africa 2987.9 km (1852.5 mi) WSW of Lansdowne, South Africa
Location Uncertainty	Horizontal: 8.6 km; Vertical 1.9 km
Parameters	Nph = 24; Dmin = 2764.2 km; Rmss = 0.36 seconds; Gp = 94° Version =
Event ID	us 7000kt6b

(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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