2026-06-20 16:59:20 (M4.8) Tonga -17.0 -175.0 (90be5)

M4.8 Earthquake - Tonga

Preliminary Report

Magnitude	4.8
Date-Time	Universal Time (UTC): 20 Jun 2026 16:59:20 Time near the Epicenter (1): 21 Jun 2026 05:59:20 Time in your area (1): 20 Jun 2026 08:59:20
Location	16.974S 175.019W
Depth	272 km
Distances	172.6 km (107.0 mi) SW of Hihifo, Tonga 461.2 km (285.9 mi) N of Nuku‘alofa, Tonga 492.6 km (305.4 mi) SW of Apia, Samoa 550.7 km (341.4 mi) WSW of Pago Pago, American Samoa 601.9 km (373.2 mi) E of Labasa, Fiji
Location Uncertainty	Horizontal: 18.1 km; Vertical 15.4 km
Parameters	Nph = 30; Dmin = 485.1 km; Rmss = 0.80 seconds; Gp = 130° Version =
Event ID	us 7000suuw

(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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