2025-05-08 12:34:19 (M4.7) Tonga region -19.8 -172.8 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.7 Earthquake - Tonga region

Preliminary Report

Magnitude	4.7
Date-Time	Universal Time (UTC): 8 May 2025 12:34:20 Time near the Epicenter (1): 9 May 2025 01:34:20 Time in your area (1): 8 May 2025 04:34:20
Location	19.758S 172.802W
Depth	10 km
Distances	159.3 km (98.8 mi) E of Fangale’ounga, Tonga 162.7 km (100.9 mi) E of Pangai, Tonga 293.2 km (181.8 mi) ENE of Nuku‘alofa, Tonga 646.3 km (400.7 mi) SSW of Pago Pago, American Samoa 664.8 km (412.2 mi) S of Apia, Samoa
Location Uncertainty	Horizontal: 10.0 km; Vertical 1.9 km
Parameters	Nph = 40; Dmin = 311.0 km; Rmss = 0.95 seconds; Gp = 135° Version =
Event ID	us 7000pxxn

(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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