2026-08-21 08:12:34 (M5.1) south of Tonga -24.7 -175.3 (90be5)

M5.1 Earthquake - south of Tonga

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 21 Aug 2026 08:12:34 Time near the Epicenter (1): 21 Aug 2026 21:12:34 Time in your area (1): 21 Aug 2026 00:12:34
Location	24.712S 175.307W
Depth	10 km
Distances	375.1 km (232.5 mi) S of ‘Ohonua, Tonga 396.1 km (245.6 mi) S of Nuku‘alofa, Tonga 975.1 km (604.5 mi) SE of Nasinu, Fiji 975.5 km (604.8 mi) SE of Suva, Fiji 1040.7 km (645.2 mi) SE of Sigatoka, Fiji
Location Uncertainty	Horizontal: 12.0 km; Vertical 1.9 km
Parameters	Nph = 42; Dmin = 565.3 km; Rmss = 1.00 seconds; Gp = 128° Version =
Event ID	us 6000tmei

(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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