5.4 Mw - OFF EAST COAST OF HONSHU, JAPAN

Preliminary Earthquake Report
Magnitude 5.4 Mw
Date-Time
11 Apr 2011 17:53:31 UTC
12 Apr 2011 03:53:31 near epicenter
12 Apr 2011 03:53:31 standard time in your timezone
Location 37.630N 144.527E
Depth 7 km
Distances
327 km (203 miles) E (101 degrees) of Sendai, Honshu, Japan
327 km (203 miles) ENE (78 degrees) of Iwaki, Honshu, Japan
357 km (222 miles) E (91 degrees) of Fukushima, Honshu, Japan
479 km (298 miles) ENE (61 degrees) of TOKYO, Japan
Location Uncertainty Horizontal: 15.2 km; Vertical 6.1 km
Parameters Nph = 386; Dmin = 500.9 km; Rmss = 0.70 seconds; Gp = 82°
M-type = Mw; Version = C
Event ID US c0002np8


David Cottle

UBB Owner & Administrator