2013 April 21 03:22:16 UTC Earthquake Details This event has been reviewed by a seismologist. Magnitude 6.1 Date-Time Sunday, April 21, 2013 at 03:22:16 UTC Sunday, April 21, 2013 at 12:22:16 PM at epicenter Time of Earthquake in other Time Zones Location 29.915°N, 138.926°E Depth 424.1 km (263.5 miles) Region IZU ISLANDS, JAPAN REGION Distances 360 km (223 miles) SSW of Hachijo-jima, Japan 506 km (314 miles) SE of Shingu, Japan 523 km (324 miles) S of Oyama, Japan 526 km (326 miles) S of Shimoda, Japan Location Uncertainty horizontal +/- 13.9 km (8.6 miles); depth +/- 9.4 km (5.8 miles) Parameters NST=144, Nph=170, Dmin=365.1 km, Rmss=0.73 sec, Gp= 22°, M-type=teleseismic moment magnitude (Mw), Version=B Source Magnitude: USGS NEIC (WDCS-D) Location: USGS NEIC (WDCS-D) Event ID usb000gczl