2025-09-26 06:32:33 (M5.1) Tonga -15.1 -173.5 (70fa9)

M5.1 Earthquake - Tonga

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 26 Sep 2025 06:32:34 Time near the Epicenter (1): 26 Sep 2025 19:32:34 Time in your area (1): 26 Sep 2025 12:02:34
Location	15.101S 173.496W
Depth	10 km
Distances	99.7 km (61.8 mi) NNE of Hihifo, Tonga 233.4 km (144.7 mi) SW of Apia, Samoa 314.4 km (194.9 mi) WSW of Pago Pago, American Samoa 692.0 km (429.0 mi) NNE of Nuku'alofa, Tonga 779.0 km (483.0 mi) ENE of Labasa, Fiji
Location Uncertainty	Horizontal: 13.4 km; Vertical 1.9 km
Parameters	Nph = 27; Dmin = 226.9 km; Rmss = 1.02 seconds; Gp = 106° Version =
Event ID	us 6000rd1t

(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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