2023-01-20 23:40:45 UPDATED: (M4.0) Puerto Rico region 19.5 -65.7 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Puerto Rico region

Preliminary Report

Magnitude	4.0
Date-Time	20 Jan 2023 23:40:46 UTC 20 Jan 2023 19:40:46 near epicenter 20 Jan 2023 15:40:46 standard time in your timezone
Location	19.500N 65.744W
Depth	116 km
Distances	119.0 km (73.8 mi) N of Su�rez, Puerto Rico 119.2 km (73.9 mi) N of Lo�za, Puerto Rico 120.6 km (74.8 mi) NNE of San Juan, Puerto Rico 123.6 km (76.7 mi) NNE of Cata�o, Puerto Rico 124.3 km (77.1 mi) N of R�o Grande, Puerto Rico
Location Uncertainty	Horizontal: 8.5 km; Vertical 10.5 km
Parameters	Nph = 24; Dmin = 137.7 km; Rmss = 0.51 seconds; Gp = 279° Version =
Event ID	pr 2023020000 ***This event supersedes event US7000j5yk.

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
Puerto Rico Seismic Network
University of Puerto Rico
http://redsismica.uprm.edu/

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