2025-09-07 00:48:35 (M3.7) Mona Passage 18.2 -67.7 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M3.7 Earthquake - Mona Passage

Preliminary Report

Magnitude	3.7
Date-Time	Universal Time (UTC): 7 Sep 2025 00:48:35 Time near the Epicenter (1): 6 Sep 2025 20:48:35 Time in your area (1): 6 Sep 2025 16:48:35
Location	18.230N 67.695W
Depth	97 km
Distances	48.5 km (30.1 mi) WSW of Stella, Puerto Rico 48.7 km (30.2 mi) WSW of Rincón, Puerto Rico 58.9 km (36.5 mi) W of Mayagüez, Puerto Rico 60.3 km (37.4 mi) WNW of Cabo Rojo, Puerto Rico 60.9 km (37.8 mi) W of Hormigueros, Puerto Rico
Location Uncertainty	Horizontal: 2.0 km; Vertical 1.0 km
Parameters	Nph = 50; Dmin = 61.2 km; Rmss = 0.31 seconds; Gp = 314° Version =
Event ID	pr 2025250000

(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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