2025-08-03 04:57:10 (M6.4) Pacific-Antarctic Ridge -55.2 -128.6 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M6.4 Earthquake - Pacific-Antarctic Ridge

Preliminary Report

Magnitude	6.4
Date-Time	Universal Time (UTC): 3 Aug 2025 04:57:11 Time near the Epicenter (1): 2 Aug 2025 19:57:11 Time in your area (1): 2 Aug 2025 20:57:11
Location	55.248S 128.574W
Depth	10 km
Distances	3483.2 km (2159.6 mi) SW of Hanga Roa, Chile 3605.2 km (2235.3 mi) E of Waitangi, New Zealand 3640.5 km (2257.1 mi) WNW of Puerto Natales, Chile 3661.8 km (2270.3 mi) WNW of Punta Arenas, Chile 3731.2 km (2313.3 mi) WNW of Ushuaia, Argentina
Location Uncertainty	Horizontal: 12.2 km; Vertical 1.9 km
Parameters	Nph = 55; Dmin = 3379.4 km; Rmss = 0.85 seconds; Gp = 41° Version =
Event ID	us 6000qxsv

(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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