2023-04-23 02:28:37 (M5.1) Tonga -20.9 -173.5 (70fa9)

M5.1 Earthquake - Tonga

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 23 Apr 2023 02:28:38 Time near the Epicenter (1): 23 Apr 2023 15:28:38 Time in your area (1): 23 Apr 2023 07:58:38
Location	20.872S 173.492W
Depth	10 km
Distances	147.7 km (91.6 mi) SE of Pangai, Tonga 180.1 km (111.7 mi) E of Nuku�alofa, Tonga 787.5 km (488.3 mi) SSW of Pago Pago, American Samoa 800.3 km (496.2 mi) SSW of Apia, Samoa 894.7 km (554.7 mi) ESE of Nasinu, Fiji
Location Uncertainty	Horizontal: 5.5 km; Vertical 1.9 km
Parameters	Nph = 16; Dmin = 146.5 km; Rmss = 1.05 seconds; Gp = 142° Version =
Event ID	us 6000k6hc

(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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