2023-04-20 13:55:54 (M4.9) Tonga -20.2 -174.7 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.9 Earthquake - Tonga

Preliminary Report

Magnitude	4.9
Date-Time	Universal Time (UTC): 20 Apr 2023 13:55:54 Time near the Epicenter (1): 21 Apr 2023 02:55:54 Time in your area (1): 20 Apr 2023 05:55:54
Location	20.237S 174.714W
Depth	75 km
Distances	60.0 km (37.2 mi) SW of Pangai, Tonga 111.8 km (69.3 mi) NNE of Nuku�alofa, Tonga 751.7 km (466.0 mi) ESE of Nasinu, Fiji 754.2 km (467.6 mi) ESE of Labasa, Fiji 758.0 km (470.0 mi) ESE of Suva, Fiji
Location Uncertainty	Horizontal: 7.8 km; Vertical 6.2 km
Parameters	Nph = 42; Dmin = 59.4 km; Rmss = 0.73 seconds; Gp = 69° Version =
Event ID	us 6000k5se

(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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