2023-09-22 19:13:40 (M4.1) eastern Sea of Japan 43.3 139.0 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.1 Earthquake - eastern Sea of Japan

Preliminary Report

Magnitude	4.1
Date-Time	Universal Time (UTC): 22 Sep 2023 19:13:41 Time near the Epicenter (1): 23 Sep 2023 04:13:41 Time in your area (1): 22 Sep 2023 11:13:41
Location	43.337N 138.987E
Depth	219 km
Distances	117.9 km (73.1 mi) WNW of Suttsu, Japan 130.2 km (80.7 mi) WNW of Iwanai, Japan 145.5 km (90.2 mi) W of Yoichi, Japan 164.4 km (101.9 mi) W of Otaru, Japan 194.4 km (120.5 mi) W of Sapporo, Japan
Location Uncertainty	Horizontal: 8.0 km; Vertical 8.0 km
Parameters	Nph = 68; Dmin = 303.4 km; Rmss = 0.59 seconds; Gp = 64° Version =
Event ID	us 7000kxi2

(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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