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Magnitude 4.7 - KURIL ISLANDS
2004 October 13 13:05:13 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

A light earthquake occurred at 13:05:13 (UTC) on Wednesday, October 13, 2004. The magnitude 4.7 event has been located in the KURIL ISLANDS. The hypocentral depth was estimated to be 77 km (48 miles). (This event has been reviewed by a seismologist.)
Small globe showing earthquake

Small map showing earthquake

Magnitude 4.7
Date-Time Wednesday, October 13, 2004 at 13:05:13 (UTC)
= Coordinated Universal Time
Thursday, October 14, 2004 at 1:05:13 AM
= local time at epicenter

Time of Earthquake in other Time Zones
Location 46.308°N, 152.632°E
Depth 77.4 km (48.1 miles)
Region KURIL ISLANDS
Distances
390 km (240 miles) ENE of Kuril'sk, Kuril Islands
530 km (330 miles) SSW of Severo-Kuril'sk, Kuril Islands, Russia
1620 km (1000 miles) NE of TOKYO, Japan
7155 km (4440 miles) NE of MOSCOW, Russia
Location Uncertainty horizontal +/- 11.3 km (7.0 miles); depth +/- 9.5 km (5.9 miles)
Parameters Nst= 49, Nph= 49, Dmin=759.4 km, Rmss=0.98 sec, Gp=173°,
M-type=body magnitude (Mb), Version=R
Source USGS NEIC (WDCS-D)
Event ID uspnbz

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The official magnitude for this earthquake is indicated at the top of this page. This was the best available estimate of the earthquake's size, at the time that this page was created. Other magnitudes associated with web pages linked from here are those determined at various times following the earthquake with different types of seismic data. Although, given the data used, they are legitimate estimates of magnitude, they are not considered the official magnitude.


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