2025-07-31 21:34:30 (M5.0) Chile-Argentina border region -34.0 -70.4 (70fa9)

M5.0 Earthquake - Chile-Argentina border region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 31 Jul 2025 21:34:31 Time near the Epicenter (1): 31 Jul 2025 17:34:31 Time in your area (1): 1 Aug 2025 03:04:31
Location	34.031S 70.404W
Depth	10 km
Distances	28.1 km (17.4 mi) NE of Machalí, Chile 30.1 km (18.7 mi) E of Graneros, Chile 35.0 km (21.7 mi) ENE of Rancagua, Chile 39.8 km (24.7 mi) SE of Paine, Chile 45.6 km (28.2 mi) SE of Buin, Chile
Location Uncertainty	Horizontal: 4.8 km; Vertical 1.2 km
Parameters	Nph = 78; Dmin = 33.7 km; Rmss = 1.02 seconds; Gp = 86° Version =
Event ID	us 6000qx3m

(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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