2025-08-31 16:13:53 (M4.6) northwest of the Ryukyu Islands, Japan 27.3 126.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.6 Earthquake - northwest of the Ryukyu Islands, Japan

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 31 Aug 2025 16:13:53 Time near the Epicenter (1): 1 Sep 2025 00:13:53 Time in your area (1): 31 Aug 2025 08:13:53
Location	27.289N 126.523E
Depth	164 km
Distances	142.9 km (88.6 mi) WNW of Ie, Japan 154.1 km (95.5 mi) WNW of Motobu, Japan 156.2 km (96.9 mi) NW of Yomitan, Japan 158.5 km (98.3 mi) WNW of Onna, Japan 165.6 km (102.7 mi) NW of Naha, Japan
Location Uncertainty	Horizontal: 8.5 km; Vertical 8.2 km
Parameters	Nph = 46; Dmin = 180.6 km; Rmss = 0.84 seconds; Gp = 68° Version =
Event ID	us 7000qsu4

(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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