2026-09-30 21:16:53 (M4.4) near the east coast of Honshu, Japan 35.6 140.9 (90be5)

M4.4 Earthquake - near the east coast of Honshu, Japan

Preliminary Report

Magnitude	4.4
Date-Time	Universal Time (UTC): 30 Sep 2026 21:16:53 Time near the Epicenter (1): 1 Oct 2026 06:16:53 Time in your area (1): 30 Sep 2026 13:16:53
Location	35.629N 140.879E
Depth	35 km
Distances	12.3 km (7.6 mi) SSE of Hasaki, Japan 22.9 km (14.2 mi) ESE of Asahi, Japan 30.8 km (19.1 mi) ESE of Yōkaichiba, Japan 31.0 km (19.2 mi) ESE of Sōsa, Japan 69.2 km (42.9 mi) E of Chiba, Japan
Location Uncertainty	Horizontal: 9.9 km; Vertical 1.9 km
Parameters	Nph = 28; Dmin = 261.0 km; Rmss = 0.84 seconds; Gp = 137° Version =
Event ID	us 6000tyn1

(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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