2025-07-05 07:30:36 (M4.7) Tonga region -22.6 -175.1 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.7 Earthquake - Tonga region

Preliminary Report

Magnitude	4.7
Date-Time	Universal Time (UTC): 5 Jul 2025 07:30:36 Time near the Epicenter (1): 5 Jul 2025 20:30:36 Time in your area (1): 4 Jul 2025 23:30:36
Location	22.569S 175.062W
Depth	10 km
Distances	136.4 km (84.6 mi) S of ‘Ohonua, Tonga 159.3 km (98.8 mi) S of Nuku‘alofa, Tonga 835.4 km (518.0 mi) SE of Nasinu, Fiji 838.4 km (519.8 mi) SE of Suva, Fiji 896.2 km (555.7 mi) SE of Labasa, Fiji
Location Uncertainty	Horizontal: 12.3 km; Vertical 1.9 km
Parameters	Nph = 39; Dmin = 794.3 km; Rmss = 0.85 seconds; Gp = 71° Version =
Event ID	us 7000qat6

(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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