2026-03-11 15:10:49 (M5.0) Samoa Islands region -16.2 -172.8 (70fa9)

M5.0 Earthquake - Samoa Islands region

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 11 Mar 2026 15:10:49 Time near the Epicenter (1): 12 Mar 2026 04:10:49 Time in your area (1): 11 Mar 2026 20:40:49
Location	16.235S 172.849W
Depth	10 km
Distances	106.0 km (65.7 mi) ESE of Hihifo, Tonga 290.1 km (179.9 mi) SSW of Apia, Samoa 316.3 km (196.1 mi) SW of Pago Pago, American Samoa 596.5 km (369.9 mi) NNE of Nuku'alofa, Tonga 832.3 km (516.0 mi) E of Labasa, Fiji
Location Uncertainty	Horizontal: 7.6 km; Vertical 1.8 km
Parameters	Nph = 46; Dmin = 281.6 km; Rmss = 0.79 seconds; Gp = 58° Version =
Event ID	us 7000s3mn

(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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