2025-10-20 19:04:06 (M5.1) western Honshu, Japan 35.4 135.5 (70fa9)

M5.1 Earthquake - western Honshu, Japan

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 20 Oct 2025 19:04:06 Time near the Epicenter (1): 21 Oct 2025 04:04:06 Time in your area (1): 21 Oct 2025 00:34:06
Location	35.406N 135.484E
Depth	359 km
Distances	11.1 km (6.9 mi) SSW of Takahama, Japan 14.5 km (9.0 mi) ESE of Maizuru, Japan 24.3 km (15.1 mi) ENE of Ayabe, Japan 25.8 km (16.0 mi) WSW of Obama, Japan 49.3 km (30.5 mi) NNW of Kyoto, Japan
Location Uncertainty	Horizontal: 7.7 km; Vertical 5.6 km
Parameters	Nph = 94; Dmin = 140.6 km; Rmss = 0.69 seconds; Gp = 29° Version =
Event ID	us 6000ricg

(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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