2023-03-21 20:49:21 (M5.0) northern Mid-Atlantic Ridge 28.5 -43.7 (70fa9)

M5.0 Earthquake - northern Mid-Atlantic Ridge

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 21 Mar 2023 20:49:21 Time near the Epicenter (1): 21 Mar 2023 17:49:21 Time in your area (1): 22 Mar 2023 02:19:21
Location	28.460N 43.716W
Depth	10 km
Distances	735.5 km (456.0 mi) ESE of Alvorada, Brazil 1899.1 km (1177.4 mi) SW of Angra do Hero�smo, Portugal 1968.8 km (1220.6 mi) SW of Ponta Delgada, Portugal 1976.7 km (1225.6 mi) SW of Lagoa, Portugal 2240.5 km (1389.1 mi) ENE of Saint John�s, Antigua and Barbuda
Location Uncertainty	Horizontal: 9.4 km; Vertical 1.9 km
Parameters	Nph = 66; Dmin = 2990.6 km; Rmss = 0.52 seconds; Gp = 117° Version =
Event ID	us 7000jltd

(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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