2025-07-15 03:03:06 (M4.9) Tonga region -22.7 -174.6 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.9 Earthquake - Tonga region

Preliminary Report

Magnitude	4.9
Date-Time	Universal Time (UTC): 15 Jul 2025 03:03:07 Time near the Epicenter (1): 15 Jul 2025 16:03:07 Time in your area (1): 14 Jul 2025 19:03:07
Location	22.651S 174.556W
Depth	10 km
Distances	150.8 km (93.5 mi) SSE of ‘Ohonua, Tonga 180.4 km (111.9 mi) SSE of Nuku‘alofa, Tonga 883.3 km (547.7 mi) SE of Nasinu, Fiji 886.6 km (549.7 mi) ESE of Suva, Fiji 938.2 km (581.7 mi) SE of Labasa, Fiji
Location Uncertainty	Horizontal: 13.2 km; Vertical 1.9 km
Parameters	Nph = 49; Dmin = 622.9 km; Rmss = 1.30 seconds; Gp = 139° Version =
Event ID	us 7000qcqh

(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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