2025-04-21 16:14:46 (M4.0) Bonin Islands, Japan region 26.5 140.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.0 Earthquake - Bonin Islands, Japan region

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 21 Apr 2025 16:14:47 Time near the Epicenter (1): 22 Apr 2025 01:14:47 Time in your area (1): 21 Apr 2025 08:14:47
Location	26.485N 140.549E
Depth	431 km
Distances	900.4 km (558.2 mi) SSE of Kushimoto, Japan 915.8 km (567.8 mi) SSE of Shingū, Japan 921.1 km (571.1 mi) S of Shimoda, Japan 926.1 km (574.2 mi) SSE of Kumano, Japan 964.7 km (598.1 mi) SSE of Shizuoka, Japan
Location Uncertainty	Horizontal: 11.9 km; Vertical 7.0 km
Parameters	Nph = 64; Dmin = 176.1 km; Rmss = 0.58 seconds; Gp = 64° Version =
Event ID	us 7000pu12

(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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