2023-10-21 10:45:58 (M5.1) Costa Rica 9.5 -83.6 (70fa9)

M5.1 Earthquake - Costa Rica

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 21 Oct 2023 10:45:59 Time near the Epicenter (1): 21 Oct 2023 05:45:59 Time in your area (1): 21 Oct 2023 16:15:59
Location	9.515N 83.612W
Depth	10 km
Distances	18.8 km (11.6 mi) NNE of San Isidro, Costa Rica 20.7 km (12.9 mi) NNE of Daniel Flores, Costa Rica 43.7 km (27.1 mi) S of Turrialba, Costa Rica 45.4 km (28.1 mi) SE of Paraíso, Costa Rica 51.3 km (31.8 mi) SE of Cartago, Costa Rica
Location Uncertainty	Horizontal: 5.3 km; Vertical 1.9 km
Parameters	Nph = 65; Dmin = 76.7 km; Rmss = 0.95 seconds; Gp = 136° Version =
Event ID	us 6000lh55

(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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