2022-02-12 20:48:53 (M5.5) central Mid-Atlantic Ridge -0.5 -20.0 (70fa9)

M5.5 Earthquake - central Mid-Atlantic Ridge

Preliminary Report

Magnitude	5.5
Date-Time	12 Feb 2022 20:48:54 UTC 12 Feb 2022 19:48:54 near epicenter 13 Feb 2022 02:18:54 standard time in your timezone
Location	0.500S 19.987W
Depth	10 km
Distances	1028.3 km (637.5 mi) NW of Georgetown, Saint Helena 1235.9 km (766.2 mi) SW of Goderich, Sierra Leone 1242.7 km (770.5 mi) SW of Waterloo, Sierra Leone 1244.5 km (771.6 mi) SW of Freetown, Sierra Leone 1249.1 km (774.4 mi) SW of Robertsport, Liberia
Location Uncertainty	Horizontal: 9.0 km; Vertical 1.8 km
Parameters	Nph = 161; Dmin = 1030.9 km; Rmss = 0.70 seconds; Gp = 79° Version =
Event ID	us 7000gkcm

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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