2021-06-28 12:03:34 (M4.0) Puerto Rico region 19.0 -66.9 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Puerto Rico region

Preliminary Report

Magnitude	4.0
Date-Time	28 Jun 2021 12:03:35 UTC 28 Jun 2021 08:03:35 near epicenter 28 Jun 2021 04:03:35 standard time in your timezone
Location	19.014N 66.921W
Depth	35 km
Distances	57.9 km (35.9 mi) N of Isabela, Puerto Rico 63.8 km (39.5 mi) NNW of Arecibo, Puerto Rico 69.4 km (43.1 mi) NNE of Aguadilla, Puerto Rico 74.3 km (46.1 mi) NNW of Barceloneta, Puerto Rico 75.4 km (46.7 mi) N of San Sebasti�n, Puerto Rico
Location Uncertainty	Horizontal: 4.1 km; Vertical 2.0 km
Parameters	Nph = 28; Dmin = 63.6 km; Rmss = 0.48 seconds; Gp = 120° Version =
Event ID	us 6000eqh1

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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