2025-08-27 11:41:36 (M4.0) Off the coast of Valparaiso, Chile -33.8 -72.2 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.0 Earthquake - Off the coast of Valparaiso, Chile

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 27 Aug 2025 11:41:37 Time near the Epicenter (1): 27 Aug 2025 07:41:37 Time in your area (1): 27 Aug 2025 03:41:37
Location	33.831S 72.201W
Depth	27 km
Distances	60.9 km (37.8 mi) WSW of San Antonio, Chile 63.0 km (39.1 mi) WSW of Cartagena, Chile 92.7 km (57.4 mi) W of Melipilla, Chile 102.9 km (63.8 mi) SSW of Valparaíso, Chile 107.9 km (66.9 mi) SW of Viña del Mar, Chile
Location Uncertainty	Horizontal: 6.1 km; Vertical 8.5 km
Parameters	Nph = 19; Dmin = 57.7 km; Rmss = 0.45 seconds; Gp = 188° Version =
Event ID	us 7000qr9y

(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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