2025-04-04 21:12:23 (M4.6) Hokkaido, Japan region 41.0 141.8 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.6 Earthquake - Hokkaido, Japan region

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 4 Apr 2025 21:12:24 Time near the Epicenter (1): 5 Apr 2025 06:12:24 Time in your area (1): 4 Apr 2025 13:12:24
Location	41.037N 141.843E
Depth	60 km
Distances	50.1 km (31.1 mi) E of Yokohama, Japan 54.5 km (33.8 mi) NE of Misawa, Japan 59.5 km (36.9 mi) ESE of Mutsu, Japan 66.3 km (41.1 mi) NNE of Hachinohe, Japan 96.6 km (59.9 mi) ENE of Aomori, Japan
Location Uncertainty	Horizontal: 7.4 km; Vertical 8.3 km
Parameters	Nph = 42; Dmin = 71.2 km; Rmss = 0.52 seconds; Gp = 198° Version =
Event ID	us 6000q437

(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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