2025-08-30 20:09:26 (M5.5) Santa Cruz Islands -11.5 166.3 (70fa9)

M5.5 Earthquake - Santa Cruz Islands

Preliminary Report

Magnitude	5.5
Date-Time	Universal Time (UTC): 30 Aug 2025 20:09:27 Time near the Epicenter (1): 31 Aug 2025 07:09:27 Time in your area (1): 31 Aug 2025 01:39:27
Location	11.455S 166.324E
Depth	51 km
Distances	99.2 km (61.5 mi) SE of Lata, Solomon Islands 458.7 km (284.4 mi) NNW of Luganville, Vanuatu 727.3 km (450.9 mi) NNW of Port-Vila, Vanuatu 732.8 km (454.3 mi) ESE of Honiara, Solomon Islands 748.7 km (464.2 mi) ESE of Malango, Solomon Islands
Location Uncertainty	Horizontal: 9.6 km; Vertical 7.0 km
Parameters	Nph = 53; Dmin = 451.4 km; Rmss = 0.84 seconds; Gp = 110° Version =
Event ID	us 7000qsly

(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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