2025-04-05 17:20:30 (M4.5) off the east coast of Honshu, Japan 41.0 143.1 (90be5)

M4.5 Earthquake - off the east coast of Honshu, Japan

Preliminary Report

Magnitude	4.5
Date-Time	Universal Time (UTC): 5 Apr 2025 17:20:31 Time near the Epicenter (1): 6 Apr 2025 04:20:31 Time in your area (1): 5 Apr 2025 09:20:31
Location	40.983N 143.126E
Depth	37 km
Distances	128.4 km (79.6 mi) S of Honchō, Japan 133.4 km (82.7 mi) SSE of Urakawa, Japan 144.9 km (89.8 mi) NE of Kuji, Japan 147.4 km (91.4 mi) ENE of Hachinohe, Japan 202.4 km (125.5 mi) E of Aomori, Japan
Location Uncertainty	Horizontal: 7.0 km; Vertical 8.3 km
Parameters	Nph = 48; Dmin = 114.8 km; Rmss = 0.38 seconds; Gp = 169° Version =
Event ID	us 6000q4a2

(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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