2025-08-30 20:00:33 (M3.1) Mona Passage 19.0 -67.5 (90be5)

M3.1 Earthquake - Mona Passage

Preliminary Report

Magnitude	3.1
Date-Time	Universal Time (UTC): 30 Aug 2025 20:00:34 Time near the Epicenter (1): 30 Aug 2025 16:00:34 Time in your area (1): 30 Aug 2025 12:00:34
Location	19.040N 67.531W
Depth	20 km
Distances	75.9 km (47.0 mi) NW of San Antonio, Puerto Rico 78.6 km (48.7 mi) NNW of Aguadilla, Puerto Rico 80.1 km (49.7 mi) NW of Isabela, Puerto Rico 96.5 km (59.9 mi) NW of San Sebastián, Puerto Rico 101.6 km (63.0 mi) NNW of Mayagüez, Puerto Rico
Location Uncertainty	Horizontal: 1.1 km; Vertical 31.6 km
Parameters	Nph = 24; Dmin = 77.3 km; Rmss = 0.22 seconds; Gp = 213° Version = 1
Event ID	pr 71493963

(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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