2025-03-23 23:36:22 (M5.3) Tonga region -19.0 -172.4 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M5.3 Earthquake - Tonga region

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 23 Mar 2025 23:36:23 Time near the Epicenter (1): 23 Mar 2025 12:36:23 Time in your area (1): 23 Mar 2025 15:36:23
Location	18.979S 172.352W
Depth	10 km
Distances	175.7 km (109.0 mi) ESE of Neiafu, Tonga 381.9 km (236.8 mi) NE of Nuku‘alofa, Tonga 549.2 km (340.5 mi) SSW of Pago Pago, American Samoa 572.8 km (355.2 mi) S of Apia, Samoa 922.6 km (572.0 mi) ESE of Labasa, Fiji
Location Uncertainty	Horizontal: 10.2 km; Vertical 1.9 km
Parameters	Nph = 34; Dmin = 255.3 km; Rmss = 0.68 seconds; Gp = 109° Version =
Event ID	us 7000pm4g

(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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