2025-05-12 00:40:29 (M4.6) Tonga -16.8 -174.4 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.6 Earthquake - Tonga

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 12 May 2025 00:40:30 Time near the Epicenter (1): 12 May 2025 13:40:30 Time in your area (1): 11 May 2025 16:40:30
Location	16.818S 174.447W
Depth	121 km
Distances	118.2 km (73.3 mi) SW of Hihifo, Tonga 438.1 km (271.6 mi) SW of Apia, Samoa 484.6 km (300.4 mi) N of Nuku‘alofa, Tonga 490.2 km (303.9 mi) SW of Pago Pago, American Samoa 661.6 km (410.2 mi) E of Labasa, Fiji
Location Uncertainty	Horizontal: 18.8 km; Vertical 7.0 km
Parameters	Nph = 24; Dmin = 4155.0 km; Rmss = 0.54 seconds; Gp = 138° Version =
Event ID	us 7000pys0

(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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