2025-06-30 05:56:19 UPDATED: (M4.0) Puerto Rico region 19.1 -66.6 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.0 Earthquake - Puerto Rico region

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 30 Jun 2025 05:56:19 Time near the Epicenter (1): 30 Jun 2025 01:56:19 Time in your area (1): 29 Jun 2025 21:56:19
Location	19.059N 66.624W
Depth	40 km
Distances	65.6 km (40.7 mi) N of Arecibo, Puerto Rico 67.9 km (42.1 mi) N of Barceloneta, Puerto Rico 71.3 km (44.2 mi) N of Manatí, Puerto Rico 72.4 km (44.9 mi) NNW of Vega Baja, Puerto Rico 74.9 km (46.4 mi) NE of Isabela, Puerto Rico
Location Uncertainty	Horizontal: 1.8 km; Vertical 7.0 km
Parameters	Nph = 50; Dmin = 65.6 km; Rmss = 0.49 seconds; Gp = 203° Version =
Event ID	pr 2025181002 ***This event supersedes event US7000q9p2.

(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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