2025-06-28 15:55:16 (M4.0) Bonin Islands, Japan region 28.1 139.8 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.0 Earthquake - Bonin Islands, Japan region

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 28 Jun 2025 15:55:16 Time near the Epicenter (1): 29 Jun 2025 00:55:16 Time in your area (1): 28 Jun 2025 07:55:16
Location	28.083N 139.822E
Depth	424 km
Distances	711.4 km (441.0 mi) SSE of Kushimoto, Japan 725.9 km (450.0 mi) SSE of Shingū, Japan 735.6 km (456.1 mi) SSE of Kumano, Japan 735.8 km (456.2 mi) S of Shimoda, Japan 777.2 km (481.9 mi) S of Shizuoka, Japan
Location Uncertainty	Horizontal: 15.5 km; Vertical 10.7 km
Parameters	Nph = 28; Dmin = 257.5 km; Rmss = 0.76 seconds; Gp = 79° Version =
Event ID	us 7000q9di

(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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