2021-12-27 11:34:12 (M5.5) Tonga -21.4 -173.9 (70fa9)

M5.5 Earthquake - Tonga

Preliminary Report

Magnitude	5.5
Date-Time	27 Dec 2021 11:34:13 UTC 28 Dec 2021 00:34:13 near epicenter 27 Dec 2021 17:04:13 standard time in your timezone
Location	21.448S 173.945W
Depth	10 km
Distances	105.0 km (65.1 mi) E of �Ohonua, Tonga 134.9 km (83.6 mi) ESE of Nuku�alofa, Tonga 858.0 km (532.0 mi) SSW of T?funa, American Samoa 864.7 km (536.1 mi) SSW of Pago Pago, American Samoa 873.8 km (541.8 mi) SSW of Apia, Samoa
Location Uncertainty	Horizontal: 8.4 km; Vertical 1.8 km
Parameters	Nph = 67; Dmin = 864.6 km; Rmss = 1.71 seconds; Gp = 40° Version =
Event ID	us 6000gfli

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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