2025-02-26 21:23:52 (M4.2) La Rioja, Argentina -28.4 -68.9 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.2 Earthquake - La Rioja, Argentina

Preliminary Report

Magnitude	4.2
Date-Time	Universal Time (UTC): 26 Feb 2025 21:23:52 Time near the Epicenter (1): 26 Feb 2025 18:23:52 Time in your area (1): 26 Feb 2025 13:23:52
Location	28.409S 68.907W
Depth	114 km
Distances	78.8 km (48.8 mi) WNW of Vinchina, Argentina 137.2 km (85.1 mi) WSW of Tinogasta, Argentina 161.0 km (99.8 mi) WNW of Chilecito, Argentina 181.7 km (112.6 mi) SE of Copiapó, Chile 182.3 km (113.0 mi) E of Vallenar, Chile
Location Uncertainty	Horizontal: 7.6 km; Vertical 9.2 km
Parameters	Nph = 32; Dmin = 187.4 km; Rmss = 1.14 seconds; Gp = 81° Version =
Event ID	us 6000pvpj

(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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