2023-10-08 20:25:23 (M4.9) Izu Islands, Japan region 29.7 139.9 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.9 Earthquake - Izu Islands, Japan region

Preliminary Report

Magnitude	4.9
Date-Time	Universal Time (UTC): 8 Oct 2023 20:25:23 Time near the Epicenter (1): 9 Oct 2023 05:25:23 Time in your area (1): 8 Oct 2023 12:25:23
Location	29.707N 139.901E
Depth	10 km
Distances	558.4 km (346.2 mi) S of Shimoda, Japan 565.8 km (350.8 mi) SSE of ?yama, Japan 571.8 km (354.5 mi) SE of Kushimoto, Japan 574.7 km (356.3 mi) SSE of Sagara, Japan 602.3 km (373.4 mi) SSE of Shizuoka, Japan
Location Uncertainty	Horizontal: 12.1 km; Vertical 1.9 km
Parameters	Nph = 50; Dmin = 681.3 km; Rmss = 1.08 seconds; Gp = 132° Version =
Event ID	us 6000le2t

(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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