2025-07-28 14:50:14 UPDATED: (M3.1) Puerto Rico region 19.1 -66.5 (90be5)

M3.1 Earthquake - Puerto Rico region

Preliminary Report

Magnitude	3.1
Date-Time	Universal Time (UTC): 28 Jul 2025 14:50:14 Time near the Epicenter (1): 28 Jul 2025 10:50:14 Time in your area (1): 28 Jul 2025 06:50:14
Location	19.103N 66.477W
Depth	31 km
Distances	71.0 km (44.0 mi) N of Tierras Nuevas Poniente, Puerto Rico 72.6 km (45.0 mi) N of Barceloneta, Puerto Rico 73.5 km (45.6 mi) N of Vega Baja, Puerto Rico 74.2 km (46.0 mi) NNE of Arecibo, Puerto Rico 74.7 km (46.3 mi) NNW of Dorado, Puerto Rico
Location Uncertainty	Horizontal: 0.9 km; Vertical 5.9 km
Parameters	Nph = 30; Dmin = 69.5 km; Rmss = 0.21 seconds; Gp = 253° Version = 1
Event ID	pr 71490853 ***This event supersedes event US6000qvmk.

(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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