From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: off the east coast of Honshu, Japan Geographic coordinates: 40 888N, 143 011E Magnitude: 5 1 Depth: 10 km Universal Time (UTC): 16 Dec 2025 05:38:48 Time near the Epicenter (1): 16 Dec 2025 16:38:48 Time in your area (1): 16 Dec 2025 15:38:48

Location with respect to nearby cities: 130 9 km (81 1 mi) NE of Kuji, Japan 134 8 km (83 6 mi) ENE of Hachinohe, Japan 138 7 km (86 0 mi) E of Misawa, Japan 142 0 km (88 1 mi) S of Urakawa, Japan 192 2 km (119 2 mi) E of Aomori, Japan

ADDITIONAL PARAMETERS

event ID : us 6000rv85

This event has been reviewed by a seismologist

(1) Nominal Standard Time; local and daylight savings time zone may differ For subsequent updates, maps, and technical information, see: https://earthquake usgs gov/earthquakes/eventpage/us6000rv85?utm_medium=email&utm_source=ENS&utm_campaign=realtime or https://earthquake usgs gov/

National Earthquake Information Center U S Geological Survey

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