2021-05-18 21:28:42 (M4.9) southwest of Africa -52.2 15.8 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.9 Earthquake - southwest of Africa

Preliminary Report

Magnitude	4.9
Date-Time	18 May 2021 21:28:43 UTC 18 May 2021 23:28:43 near epicenter 18 May 2021 13:28:43 standard time in your timezone
Location	52.240S 15.780E
Depth	10 km
Distances	1984.3 km (1230.3 mi) SSW of Arniston, South Africa 1996.5 km (1237.8 mi) SSW of Bredasdorp, South Africa 1999.1 km (1239.4 mi) S of Hermanus, South Africa 2026.2 km (1256.2 mi) S of Grabouw, South Africa 2045.6 km (1268.3 mi) S of Cape Town, South Africa
Location Uncertainty	Horizontal: 12.2 km; Vertical 1.9 km
Parameters	Nph = 32; Dmin = 2244.5 km; Rmss = 0.54 seconds; Gp = 78° Version =
Event ID	us 7000e49i

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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