2023-12-22 22:57:40 (M5.4) Tonga -15.1 -173.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M5.4 Earthquake - Tonga

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 22 Dec 2023 22:57:41 Time near the Epicenter (1): 23 Dec 2023 11:57:41 Time in your area (1): 22 Dec 2023 14:57:41
Location	15.053S 173.468W
Depth	35 km
Distances	105.8 km (65.6 mi) NNE of Hihifo, Tonga 227.7 km (141.2 mi) SW of Apia, Samoa 309.9 km (192.2 mi) WSW of Pago Pago, American Samoa 697.9 km (432.7 mi) NNE of Nuku‘alofa, Tonga 783.2 km (485.6 mi) ENE of Labasa, Fiji
Location Uncertainty	Horizontal: 11.3 km; Vertical 1.9 km
Parameters	Nph = 101; Dmin = 952.7 km; Rmss = 0.79 seconds; Gp = 51° Version =
Event ID	us 7000lkzt

(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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