2026-02-04 18:20:42 (M5.5) Ryukyu Islands, Japan 29.1 130.4 (70fa9)

M5.5 Earthquake - Ryukyu Islands, Japan

Preliminary Report

Magnitude	5.5
Date-Time	Universal Time (UTC): 4 Feb 2026 18:20:43 Time near the Epicenter (1): 5 Feb 2026 03:20:43 Time in your area (1): 4 Feb 2026 23:50:43
Location	29.107N 130.385E
Depth	21 km
Distances	105.8 km (65.6 mi) NE of Tatsugō, Japan 120.4 km (74.7 mi) NE of Naze, Japan 189.8 km (117.6 mi) SSW of Nishinoomote, Japan 237.0 km (147.0 mi) S of Ibusuki, Japan 273.1 km (169.3 mi) S of Kagoshima, Japan
Location Uncertainty	Horizontal: 6.3 km; Vertical 4.9 km
Parameters	Nph = 112; Dmin = 266.2 km; Rmss = 0.77 seconds; Gp = 77° Version =
Event ID	us 6000s6gs

(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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