2021-08-23 01:24:23 (M4.7) off the east coast of Honshu, Japan 40.8 145.0 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.7 Earthquake - off the east coast of Honshu, Japan

Preliminary Report

Magnitude	4.7
Date-Time	23 Aug 2021 01:24:23 UTC 23 Aug 2021 11:24:23 near epicenter 22 Aug 2021 17:24:23 standard time in your timezone
Location	40.809N 144.982E
Depth	10 km
Distances	245.9 km (152.4 mi) SSE of Kushiro, Japan 276.2 km (171.2 mi) SE of Shizunai-furukawach?, Japan 276.8 km (171.6 mi) SSE of Obihiro, Japan 283.6 km (175.9 mi) S of Nemuro, Japan 348.5 km (216.1 mi) ENE of Morioka, Japan
Location Uncertainty	Horizontal: 7.3 km; Vertical 1.6 km
Parameters	Nph = 84; Dmin = 203.1 km; Rmss = 0.81 seconds; Gp = 135° Version =
Event ID	us 6000f9wd

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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