2025-09-30 10:07:35 UPDATED: (M4.2) Puerto Rico region 19.6 -67.0 (90be5)

M4.2 Earthquake - Puerto Rico region

Preliminary Report

Magnitude	4.2
Date-Time	Universal Time (UTC): 30 Sep 2025 10:07:36 Time near the Epicenter (1): 30 Sep 2025 06:07:36 Time in your area (1): 30 Sep 2025 02:07:36
Location	19.619N 66.993W
Depth	39 km
Distances	123.8 km (76.8 mi) N of Isabela, Puerto Rico 130.2 km (80.7 mi) NNW of Arecibo, Puerto Rico 133.0 km (82.4 mi) N of Aguadilla, Puerto Rico 137.9 km (85.5 mi) NNW of Barceloneta, Puerto Rico 141.9 km (88.0 mi) N of San Sebastián, Puerto Rico
Location Uncertainty	Horizontal: 1.7 km; Vertical 12.1 km
Parameters	Nph = 52; Dmin = 128.7 km; Rmss = 0.30 seconds; Gp = 212° Version =
Event ID	pr 2025273000 ***This event supersedes event US6000rdqx.

(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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