2021-08-15 03:39:49 (M4.1) Puerto Rico region 17.8 -66.9 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.1 Earthquake - Puerto Rico region

Preliminary Report

Magnitude	4.1
Date-Time	15 Aug 2021 03:39:49 UTC 14 Aug 2021 23:39:49 near epicenter 14 Aug 2021 19:39:49 standard time in your timezone
Location	17.774N 66.855W
Depth	10 km
Distances	22.6 km (14.0 mi) SSE of Gu�nica, Puerto Rico 28.9 km (17.9 mi) S of Yauco, Puerto Rico 35.9 km (22.2 mi) SW of Ponce, Puerto Rico 39.5 km (24.5 mi) SSE of San Germ�n, Puerto Rico 46.3 km (28.7 mi) SE of Cabo Rojo, Puerto Rico
Location Uncertainty	Horizontal: 2.4 km; Vertical 2.0 km
Parameters	Nph = 34; Dmin = 27.9 km; Rmss = 0.77 seconds; Gp = 175° Version =
Event ID	us 6000f6f2

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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