2025-08-28 09:50:09 (M4.5) Hokkaido, Japan region 43.0 145.9 (90be5)

M4.5 Earthquake - Hokkaido, Japan region

Preliminary Report

Magnitude	4.5
Date-Time	Universal Time (UTC): 28 Aug 2025 09:50:09 Time near the Epicenter (1): 28 Aug 2025 19:50:09 Time in your area (1): 28 Aug 2025 01:50:09
Location	42.978N 145.924E
Depth	47 km
Distances	47.8 km (29.6 mi) SE of Nemuro, Japan 99.3 km (61.5 mi) SE of Shibetsu, Japan 100.0 km (62.0 mi) SE of Nakashibetsu, Japan 126.4 km (78.4 mi) E of Kushiro, Japan 373.0 km (231.2 mi) E of Sapporo, Japan
Location Uncertainty	Horizontal: 9.8 km; Vertical 9.0 km
Parameters	Nph = 37; Dmin = 297.7 km; Rmss = 1.06 seconds; Gp = 149° Version =
Event ID	us 7000qrim

(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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