2025-04-16 07:30:18 (M5.0) Tonga region -18.7 -172.7 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M5.0 Earthquake - Tonga region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 16 Apr 2025 07:30:19 Time near the Epicenter (1): 16 Apr 2025 20:30:19 Time in your area (1): 15 Apr 2025 23:30:19
Location	18.726S 172.700W
Depth	35 km
Distances	135.7 km (84.1 mi) E of Neiafu, Tonga 373.9 km (231.8 mi) NE of Nuku‘alofa, Tonga 536.4 km (332.6 mi) SSW of Pago Pago, American Samoa 550.5 km (341.3 mi) S of Apia, Samoa 879.6 km (545.4 mi) ESE of Labasa, Fiji
Location Uncertainty	Horizontal: 7.7 km; Vertical 8.5 km
Parameters	Nph = 30; Dmin = 294.5 km; Rmss = 0.93 seconds; Gp = 130° Version =
Event ID	us 6000q6e3

(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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