2025-10-31 17:56:40 (M5.4) south of the Fiji Islands -23.5 180.0 (90be5)

M5.4 Earthquake - south of the Fiji Islands

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 31 Oct 2025 17:56:41 Time near the Epicenter (1): 1 Nov 2025 06:56:41 Time in your area (1): 31 Oct 2025 09:56:41
Location	23.494S 179.983E
Depth	522 km
Distances	549.6 km (340.8 mi) WSW of Houma, Tonga 560.6 km (347.6 mi) WSW of Nuku'alofa, Tonga 572.9 km (355.2 mi) WSW of 'Ohonua, Tonga 614.9 km (381.3 mi) SSE of Suva, Fiji 619.7 km (384.2 mi) SSE of Nasinu, Fiji
Location Uncertainty	Horizontal: 11.3 km; Vertical 7.5 km
Parameters	Nph = 101; Dmin = 667.1 km; Rmss = 0.60 seconds; Gp = 33° Version =
Event ID	us 6000rkpc

(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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