2025-09-26 01:26:21 UPDATED: (M3.6) Puerto Rico region 19.8 -66.9 (90be5)

M3.6 Earthquake - Puerto Rico region

Preliminary Report

Magnitude	3.6
Date-Time	Universal Time (UTC): 26 Sep 2025 01:26:21 Time near the Epicenter (1): 25 Sep 2025 21:26:21 Time in your area (1): 25 Sep 2025 17:26:21
Location	19.796N 66.915W
Depth	44 km
Distances	143.8 km (89.1 mi) N of Isabela, Puerto Rico 148.0 km (91.7 mi) N of Arecibo, Puerto Rico 153.5 km (95.2 mi) N of Aguadilla, Puerto Rico 154.1 km (95.5 mi) NNW of Barceloneta, Puerto Rico 157.8 km (97.9 mi) NNW of Manatí, Puerto Rico
Location Uncertainty	Horizontal: 3.0 km; Vertical 19.9 km
Parameters	Nph = 31; Dmin = 149.3 km; Rmss = 0.50 seconds; Gp = 220° Version =
Event ID	pr 2025269000 ***This event supersedes event US6000rczd.

(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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