2021-10-04 19:36:38 (M4.8) Tonga -17.2 -173.8 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.8 Earthquake - Tonga

Preliminary Report

Magnitude	4.8
Date-Time	4 Oct 2021 19:36:39 UTC 5 Oct 2021 08:36:39 near epicenter 4 Oct 2021 11:36:39 standard time in your timezone
Location	17.208S 173.799W
Depth	180 km
Distances	138.7 km (86.0 mi) S of Hihifo, Tonga 432.4 km (268.1 mi) SSW of Apia, Samoa 458.1 km (284.0 mi) SW of T?funa, American Samoa 459.5 km (284.9 mi) NNE of Nuku�alofa, Tonga 463.9 km (287.6 mi) SW of Pago Pago, American Samoa
Location Uncertainty	Horizontal: 7.4 km; Vertical 9.1 km
Parameters	Nph = 33; Dmin = 423.9 km; Rmss = 1.03 seconds; Gp = 157° Version =
Event ID	us 6000frmx

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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