2026-01-01 08:31:32 UPDATED: (M3.4) Mona Passage 19.4 -67.4 (90be5)

M3.4 Earthquake - Mona Passage

Preliminary Report

Magnitude	3.4
Date-Time	Universal Time (UTC): 1 Jan 2026 08:31:33 Time near the Epicenter (1): 1 Jan 2026 04:31:33 Time in your area (1): 1 Jan 2026 00:31:33
Location	19.390N 67.388W
Depth	54 km
Distances	103.9 km (64.4 mi) NNW of San Antonio, Puerto Rico 105.6 km (65.5 mi) NNW of Isabela, Puerto Rico 109.3 km (67.8 mi) NNW of Aguadilla, Puerto Rico 123.8 km (76.7 mi) NW of Arecibo, Puerto Rico 123.9 km (76.8 mi) NNW of San Sebastián, Puerto Rico
Location Uncertainty	Horizontal: 2.3 km; Vertical 8.2 km
Parameters	Nph = 42; Dmin = 106.1 km; Rmss = 0.47 seconds; Gp = 200° Version = 2
Event ID	pr 71503548 ***This event supersedes event US7000rlv5.

(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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