2023-09-06 17:03:45 (M5.1) Tonga -20.0 -173.2 (70fa9)

M5.1 Earthquake - Tonga

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 6 Sep 2023 17:03:45 Time near the Epicenter (1): 7 Sep 2023 06:03:45 Time in your area (1): 6 Sep 2023 22:33:45
Location	19.968S 173.187W
Depth	10 km
Distances	121.3 km (75.2 mi) E of Fangale'ounga, Tonga 123.4 km (76.5 mi) E of Pangai, Tonga 246.7 km (152.9 mi) ENE of Nuku'alofa, Tonga 682.9 km (423.4 mi) SSW of Pago Pago, American Samoa 695.6 km (431.3 mi) SSW of Apia, Samoa
Location Uncertainty	Horizontal: 3.9 km; Vertical 1.9 km
Parameters	Nph = 27; Dmin = 169.1 km; Rmss = 0.54 seconds; Gp = 160° Version =
Event ID	us 7000ktpz

(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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