2023-09-22 23:31:24 (M4.0) Hokkaido, Japan region 44.9 144.3 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.0 Earthquake - Hokkaido, Japan region

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 22 Sep 2023 23:31:25 Time near the Epicenter (1): 23 Sep 2023 09:31:25 Time in your area (1): 22 Sep 2023 15:31:25
Location	44.916N 144.298E
Depth	246 km
Distances	97.7 km (60.6 mi) NE of Mombetsu, Japan 99.5 km (61.7 mi) N of Abashiri, Japan 115.5 km (71.6 mi) NNW of Honmachi, Japan 122.2 km (75.8 mi) N of Motomachi, Japan 256.8 km (159.2 mi) SSE of Yuzhno-Sakhalinsk, Russia
Location Uncertainty	Horizontal: 10.6 km; Vertical 7.9 km
Parameters	Nph = 53; Dmin = 162.0 km; Rmss = 0.41 seconds; Gp = 148° Version =
Event ID	us 7000kxjt

(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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