2023-08-06 14:32:30 (M4.5) Tonga region -19.6 -173.0 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.5 Earthquake - Tonga region

Preliminary Report

Magnitude	4.5
Date-Time	Universal Time (UTC): 6 Aug 2023 14:32:31 Time near the Epicenter (1): 7 Aug 2023 03:32:31 Time in your area (1): 6 Aug 2023 06:32:31
Location	19.576S 172.967W
Depth	10 km
Distances	143.5 km (89.0 mi) E of Fangale�ounga, Tonga 147.8 km (91.6 mi) E of Pangai, Tonga 290.3 km (180.0 mi) NE of Nuku�alofa, Tonga 634.0 km (393.1 mi) SSW of Pago Pago, American Samoa 648.3 km (402.0 mi) SSW of Apia, Samoa
Location Uncertainty	Horizontal: 9.7 km; Vertical 2.0 km
Parameters	Nph = 12; Dmin = 147.5 km; Rmss = 0.38 seconds; Gp = 172° Version =
Event ID	us 6000kyac

(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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