2023-05-31 09:05:49 (M4.0) Puerto Rico region 19.7 -65.7 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Puerto Rico region

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 31 May 2023 09:05:49 Time near the Epicenter (1): 31 May 2023 05:05:49 Time in your area (1): 31 May 2023 01:05:49
Location	19.672N 65.722W
Depth	74 km
Distances	138.1 km (85.6 mi) N of Su�rez, Puerto Rico 138.3 km (85.8 mi) N of Lo�za, Puerto Rico 139.4 km (86.4 mi) NNE of San Juan, Puerto Rico 142.5 km (88.3 mi) NNE of Cata�o, Puerto Rico 143.4 km (88.9 mi) N of R�o Grande, Puerto Rico
Location Uncertainty	Horizontal: 5.8 km; Vertical 16.5 km
Parameters	Nph = 31; Dmin = 159.4 km; Rmss = 0.67 seconds; Gp = 248° Version =
Event ID	pr 2023151000

(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
Puerto Rico Seismic Network
University of Puerto Rico
http://redsismica.uprm.edu/

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