2025-12-30 08:12:24 (M5.5) Ryukyu Islands, Japan 27.5 128.7 (70fa9)

M5.5 Earthquake - Ryukyu Islands, Japan

Preliminary Report

Magnitude	5.5
Date-Time	Universal Time (UTC): 30 Dec 2025 08:12:25 Time near the Epicenter (1): 30 Dec 2025 17:12:25 Time in your area (1): 30 Dec 2025 13:42:25
Location	27.547N 128.744E
Depth	10 km
Distances	20.4 km (12.6 mi) NNE of Wadomari, Japan 116.4 km (72.1 mi) SW of Naze, Japan 127.8 km (79.2 mi) NE of Nago, Japan 128.8 km (79.8 mi) NE of Motobu, Japan 181.8 km (112.7 mi) NE of Naha, Japan
Location Uncertainty	Horizontal: 1.5 km; Vertical 1.8 km
Parameters	Nph = 81; Dmin = 91.5 km; Rmss = 0.85 seconds; Gp = 36° Version =
Event ID	us 7000rlha

(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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