2023-08-10 11:00:12 (M4.2) off the coast of Costa Rica 11.0 -86.4 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.2 Earthquake - off the coast of Costa Rica

Preliminary Report

Magnitude	4.2
Date-Time	Universal Time (UTC): 10 Aug 2023 11:00:13 Time near the Epicenter (1): 10 Aug 2023 06:00:13 Time in your area (1): 10 Aug 2023 03:00:13
Location	10.994N 86.386W
Depth	50 km
Distances	63.2 km (39.2 mi) WSW of San Juan del Sur, Nicaragua 78.3 km (48.6 mi) SW of Rivas, Nicaragua 91.9 km (57.0 mi) SSW of Nandaime, Nicaragua 94.7 km (58.7 mi) S of San Rafael del Sur, Nicaragua 96.8 km (60.0 mi) SSW of Jinotepe, Nicaragua
Location Uncertainty	Horizontal: 7.8 km; Vertical 13.6 km
Parameters	Nph = 37; Dmin = 116.7 km; Rmss = 0.59 seconds; Gp = 181° Version =
Event ID	us 6000kz1k

(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
National Earthquake Information Center
U.S. Geological Survey


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