2023-12-23 10:15:20 (M4.7) Izu Islands, Japan region 31.4 139.7 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.7 Earthquake - Izu Islands, Japan region

Preliminary Report

Magnitude	4.7
Date-Time	Universal Time (UTC): 23 Dec 2023 10:15:21 Time near the Epicenter (1): 23 Dec 2023 19:15:21 Time in your area (1): 23 Dec 2023 02:15:21
Location	31.399N 139.674E
Depth	10 km
Distances	369.8 km (229.3 mi) S of Shimoda, Japan 380.6 km (236.0 mi) SSE of Ōyama, Japan 389.4 km (241.4 mi) SSE of Sagara, Japan 394.1 km (244.4 mi) SSE of Kikugawa, Japan 415.4 km (257.5 mi) SSE of Shizuoka, Japan
Location Uncertainty	Horizontal: 5.1 km; Vertical 1.9 km
Parameters	Nph = 48; Dmin = 190.8 km; Rmss = 0.49 seconds; Gp = 133° Version =
Event ID	us 7000ll2b

(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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