2026-04-20 08:32:46 (M5.6) off the east coast of Honshu, Japan 39.6 143.3 (70fa9)

M5.6 Earthquake - off the east coast of Honshu, Japan

Preliminary Report

Magnitude	5.6
Date-Time	Universal Time (UTC): 20 Apr 2026 08:32:47 Time near the Epicenter (1): 20 Apr 2026 18:32:47 Time in your area (1): 20 Apr 2026 14:02:47
Location	39.639N 143.259E
Depth	24 km
Distances	113.2 km (70.2 mi) E of Miyako, Japan 114.1 km (70.8 mi) E of Yamada, Japan 120.8 km (74.9 mi) ENE of Ōtsuchi, Japan 126.3 km (78.3 mi) ENE of Kamaishi, Japan 181.1 km (112.3 mi) E of Morioka, Japan
Location Uncertainty	Horizontal: 4.9 km; Vertical 5.3 km
Parameters	Nph = 38; Dmin = 226.3 km; Rmss = 0.56 seconds; Gp = 97° Version =
Event ID	us 6000srih

(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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