Seismic Hazard Map

Magnitude 4.9 HOKKAIDO, JAPAN REGION
Friday, July 02, 2010 at 12:30:04 UTC

Seismic Hazard Map World Location
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green

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

Magnitude	4.9
Date-Time	Friday, July 02, 2010 at 12:30:04 UTC Friday, July 02, 2010 at 09:30:04 PM at epicenter
Location	41.656°N, 142.431°E
Depth	44.3 km (27.5 miles)
Region	HOKKAIDO, JAPAN REGION
Distances	130 km (80 miles) SSE of Tomakomai, Hokkaido, Japan 140 km (90 miles) E of Hakodate, Hokkaido, Japan 150 km (95 miles) NNE of Hachinohe, Honshu, Japan 705 km (435 miles) NNE of TOKYO, Japan
Location Uncertainty	horizontal +/- 15.2 km (9.4 miles); depth +/- 11 km (6.8 miles)
Parameters	NST= 33, Nph= 33, Dmin=72.5 km, Rmss=0.95 sec, Gp=158°, M-type=body wave magnitude (Mb), Version=7
Source	USGS NEIC (WDCS-D)
Event ID	us2010yfa4