2026-09-22 20:11:50 (M4.8) Tonga -21.0 -175.5 (90be5)

M4.8 Earthquake - Tonga

Preliminary Report

Magnitude	4.8
Date-Time	Universal Time (UTC): 22 Sep 2026 20:11:51 Time near the Epicenter (1): 23 Sep 2026 09:11:51 Time in your area (1): 22 Sep 2026 12:11:51
Location	20.984S 175.461W
Depth	121 km
Distances	26.4 km (16.4 mi) NW of Houma, Tonga 31.9 km (19.8 mi) WNW of Nuku‘alofa, Tonga 65.7 km (40.7 mi) NW of ‘Ohonua, Tonga 709.8 km (440.1 mi) ESE of Nasinu, Fiji 714.7 km (443.1 mi) ESE of Suva, Fiji
Location Uncertainty	Horizontal: 20.8 km; Vertical 14.6 km
Parameters	Nph = 22; Dmin = 615.8 km; Rmss = 1.00 seconds; Gp = 143° Version =
Event ID	us 6000twyf

(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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