2026-04-20 07:53:00 UPDATED: (M7.4) off the east coast of Honshu, Japan 40.0 143.0 (70fa9)

M7.4 Earthquake - off the east coast of Honshu, Japan

Preliminary Report

Magnitude	7.4
Date-Time	Universal Time (UTC): 20 Apr 2026 07:53:00 Time near the Epicenter (1): 20 Apr 2026 17:53:00 Time in your area (1): 20 Apr 2026 13:23:00
Location	39.953N 143.046E
Depth	35 km
Distances	100.6 km (62.4 mi) ENE of Miyako, Japan 108.4 km (67.2 mi) ENE of Yamada, Japan 112.0 km (69.5 mi) ESE of Kuji, Japan 118.0 km (73.1 mi) ENE of Ōtsuchi, Japan 164.7 km (102.1 mi) E of Morioka, Japan
Location Uncertainty	Horizontal: 6.0 km; Vertical 1.9 km
Parameters	Nph = 103; Dmin = 192.3 km; Rmss = 0.91 seconds; Gp = 34° Version =
Event ID	us 6000sri7

(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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