2023-12-21 11:29:50 (M4.9) near the east coast of Honshu, Japan 35.2 141.1 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.9 Earthquake - near the east coast of Honshu, Japan

Preliminary Report

Magnitude	4.9
Date-Time	Universal Time (UTC): 21 Dec 2023 11:29:51 Time near the Epicenter (1): 21 Dec 2023 20:29:51 Time in your area (1): 21 Dec 2023 03:29:51
Location	35.179N 141.124E
Depth	20 km
Distances	66.9 km (41.5 mi) SSE of Hasaki, Japan 67.0 km (41.5 mi) E of Ōhara, Japan 71.0 km (44.0 mi) ESE of Ichinomiya, Japan 73.5 km (45.6 mi) SE of Asahi, Japan 102.7 km (63.7 mi) ESE of Chiba, Japan
Location Uncertainty	Horizontal: 7.7 km; Vertical 5.4 km
Parameters	Nph = 48; Dmin = 258.9 km; Rmss = 0.93 seconds; Gp = 131° Version =
Event ID	us 7000lkkc

(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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