2022-09-18 00:26:34 (M4.9) southern Mid-Atlantic Ridge -20.6 -11.7 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.9 Earthquake - southern Mid-Atlantic Ridge

Preliminary Report

Magnitude	4.9
Date-Time	18 Sep 2022 00:26:34 UTC 17 Sep 2022 23:26:34 near epicenter 17 Sep 2022 16:26:34 standard time in your timezone
Location	20.561S 11.730W
Depth	10 km
Distances	815.9 km (505.9 mi) SW of Jamestown, Saint Helena 1427.2 km (884.9 mi) SSE of Georgetown, Saint Helena 2596.8 km (1610.0 mi) W of Mo��medes, Angola 2723.0 km (1688.3 mi) W of Walvis Bay, Namibia 2725.1 km (1689.5 mi) W of Swakopmund, Namibia
Location Uncertainty	Horizontal: 12.4 km; Vertical 1.9 km
Parameters	Nph = 51; Dmin = 3067.5 km; Rmss = 0.45 seconds; Gp = 65° Version =
Event ID	us 7000i8xw

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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