Saturday, May 30, 2015

Magnitude 7.8 Earthquake Chichi-shima, Japan

M7.8 - BONIN ISLANDS, JAPAN REGION

Preliminary Earthquake Report
Magnitude7.8
Date-Time
  • 30 May 2015 11:23:02 UTC
  • 30 May 2015 20:23:03 near epicenter
  • 30 May 2015 06:23:02 standard time in your timezone
Location27.831N 140.493E
Depth677 km
Distances
  • 189 km (117 mi) WNW of Chichi-shima, Japan
  • 771 km (478 mi) SSE of Shimoda, Japan
  • 781 km (484 mi) SSE of Oyama, Japan
  • 783 km (485 mi) SE of Shingu, Japan
  • 874 km (542 mi) S of Tokyo, Japan
Location UncertaintyHorizontal: 9.4 km; Vertical 9.3 km
ParametersNph = 111; Dmin = 186.2 km; Rmss = 0.67 seconds; Gp = 28°
Version =
Event IDus 20002ki3
For updates, maps, and technical information, see: Event Page or USGS Earthquake Hazards Program

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