2025-05-31 08:37:15 (M6.1) Hokkaido, Japan region 42.2 144.6 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M6.1 Earthquake - Hokkaido, Japan region

Preliminary Report

Magnitude	6.1
Date-Time	Universal Time (UTC): 31 May 2025 08:37:15 Time near the Epicenter (1): 31 May 2025 18:37:15 Time in your area (1): 31 May 2025 00:37:15
Location	42.239N 144.587E
Depth	10 km
Distances	83.6 km (51.8 mi) SSE of Kushiro, Japan 136.2 km (84.5 mi) SE of Obihiro, Japan 141.2 km (87.5 mi) SE of Otofuke, Japan 145.1 km (90.0 mi) SSW of Nemuro, Japan 280.9 km (174.1 mi) ESE of Sapporo, Japan
Location Uncertainty	Horizontal: 6.4 km; Vertical 1.8 km
Parameters	Nph = 146; Dmin = 120.9 km; Rmss = 1.05 seconds; Gp = 43° Version =
Event ID	us 6000qh1r

(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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