2023-03-19 09:51:57 (M4.5) off the coast of Costa Rica 10.6 -86.3 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.5 Earthquake - off the coast of Costa Rica

Preliminary Report

Magnitude	4.5
Date-Time	Universal Time (UTC): 19 Mar 2023 09:51:58 Time near the Epicenter (1): 19 Mar 2023 04:51:58 Time in your area (1): 19 Mar 2023 01:51:58
Location	10.602N 86.344W
Depth	10 km
Distances	76.9 km (47.7 mi) W of Sardinal, Costa Rica 91.3 km (56.6 mi) WNW of Santa Cruz, Costa Rica 99.3 km (61.6 mi) W of Liberia, Costa Rica 108.4 km (67.2 mi) SSW of Rivas, Nicaragua 109.9 km (68.1 mi) WNW of Nicoya, Costa Rica
Location Uncertainty	Horizontal: 6.9 km; Vertical 1.9 km
Parameters	Nph = 58; Dmin = 115.1 km; Rmss = 0.65 seconds; Gp = 180° Version =
Event ID	us 7000jl8b

(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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