2022-08-20 13:05:36 (M4.7) Tonga region -19.4 -172.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.7 Earthquake - Tonga region

Preliminary Report

Magnitude	4.7
Date-Time	20 Aug 2022 13:05:36 UTC 20 Aug 2022 02:05:36 near epicenter 20 Aug 2022 05:05:36 standard time in your timezone
Location	19.360S 172.494W
Depth	10 km
Distances	175.4 km (108.8 mi) ESE of Neiafu, Tonga 344.7 km (213.7 mi) NE of Nuku�alofa, Tonga 587.2 km (364.1 mi) SSW of T?funa, American Samoa 593.9 km (368.2 mi) SSW of Pago Pago, American Samoa 616.5 km (382.2 mi) S of Apia, Samoa
Location Uncertainty	Horizontal: 12.3 km; Vertical 1.9 km
Parameters	Nph = 19; Dmin = 176.9 km; Rmss = 1.32 seconds; Gp = 159° Version =
Event ID	us 6000iccn

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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