2021-08-07 17:36:55 (M4.5) Tonga -17.6 -174.1 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.5 Earthquake - Tonga

Preliminary Report

Magnitude	4.5
Date-Time	7 Aug 2021 17:36:56 UTC 8 Aug 2021 06:36:56 near epicenter 7 Aug 2021 09:36:56 standard time in your timezone
Location	17.593S 174.142W
Depth	105 km
Distances	118.3 km (73.3 mi) N of Neiafu, Tonga 408.1 km (253.0 mi) NNE of Nuku�alofa, Tonga 487.7 km (302.4 mi) SSW of Apia, Samoa 513.8 km (318.6 mi) SW of T?funa, American Samoa 519.7 km (322.2 mi) SW of Pago Pago, American Samoa
Location Uncertainty	Horizontal: 9.6 km; Vertical 7.0 km
Parameters	Nph = 120; Dmin = 479.3 km; Rmss = 1.08 seconds; Gp = 73° Version =
Event ID	us 6000f378

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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