2025-04-19 12:38:04 (M4.5) Tonga -18.6 -175.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.5 Earthquake - Tonga

Preliminary Report

Magnitude	4.5
Date-Time	Universal Time (UTC): 19 Apr 2025 12:38:05 Time near the Epicenter (1): 20 Apr 2025 01:38:05 Time in your area (1): 19 Apr 2025 04:38:05
Location	18.564S 175.506W
Depth	202 km
Distances	161.0 km (99.8 mi) W of Neiafu, Tonga 286.6 km (177.7 mi) N of Nuku‘alofa, Tonga 593.6 km (368.0 mi) ESE of Labasa, Fiji 634.6 km (393.4 mi) E of Nasinu, Fiji 643.1 km (398.7 mi) E of Suva, Fiji
Location Uncertainty	Horizontal: 13.4 km; Vertical 8.5 km
Parameters	Nph = 43; Dmin = 590.3 km; Rmss = 0.75 seconds; Gp = 83° Version =
Event ID	us 6000q77v

(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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