2018-01-31 14:01:00 UPDATED: (M3.1) Puerto Rico region 18.6 -66.8 (90be5)

M3.1 - Puerto Rico region

Preliminary Earthquake Report

Magnitude	3.1
Date-Time	31 Jan 2018 14:01:00 UTC 31 Jan 2018 14:01:00 near epicenter 31 Jan 2018 06:01:00 standard time in your timezone
Location	18.585N 66.822W
Depth	76 km
Distances	11.0 km (6.8 mi) N of Hatillo, Puerto Rico 16.8 km (10.4 mi) NW of Arecibo, Puerto Rico 23.3 km (14.5 mi) ENE of Isabela, Puerto Rico 32.8 km (20.3 mi) NNE of San Sebastián, Puerto Rico 33.4 km (20.7 mi) WNW of Barceloneta, Puerto Rico
Location Uncertainty	Horizontal: 2.7 km; Vertical 1.6 km
Parameters	Nph = 11; Dmin = 27.6 km; Rmss = 0.25 seconds; Gp = 303° Version =
Event ID	pr 20180310 ***This event has been revised.

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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