2026-02-23 23:03:40 (M4.8) eastern Honshu, Japan 37.0 137.1 (90be5)

M4.8 Earthquake - eastern Honshu, Japan

Preliminary Report

Magnitude	4.8
Date-Time	Universal Time (UTC): 23 Feb 2026 23:03:41 Time near the Epicenter (1): 24 Feb 2026 08:03:41 Time in your area (1): 23 Feb 2026 15:03:41
Location	36.996N 137.055E
Depth	260 km
Distances	9.9 km (6.2 mi) SE of Nanao, Japan 16.6 km (10.3 mi) NNE of Himimachi, Japan 17.7 km (11.0 mi) NNE of Himi, Japan 24.1 km (14.9 mi) N of Nishishinminato, Japan 35.8 km (22.2 mi) NNW of Toyama, Japan
Location Uncertainty	Horizontal: 6.0 km; Vertical 5.1 km
Parameters	Nph = 97; Dmin = 114.1 km; Rmss = 0.55 seconds; Gp = 54° Version =
Event ID	us 7000rzvv

(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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