2026-03-08 09:28:24 UPDATED: (M6.1) Tonga -15.9 -174.0 (70fa9)

M6.1 Earthquake - Tonga

Preliminary Report

Magnitude	6.1
Date-Time	Universal Time (UTC): 8 Mar 2026 09:28:25 Time near the Epicenter (1): 8 Mar 2026 22:28:25 Time in your area (1): 8 Mar 2026 14:58:25
Location	15.933S 173.957W
Depth	116 km
Distances	17.4 km (10.8 mi) W of Hihifo, Tonga 330.9 km (205.2 mi) SW of Apia, Samoa 394.9 km (244.8 mi) WSW of Pago Pago, American Samoa 590.7 km (366.3 mi) NNE of Nuku'alofa, Tonga 716.3 km (444.1 mi) E of Labasa, Fiji
Location Uncertainty	Horizontal: 8.4 km; Vertical 6.6 km
Parameters	Nph = 105; Dmin = 323.6 km; Rmss = 0.75 seconds; Gp = 50° Version =
Event ID	us 7000s2yl

(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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