Magnitude 6.7 - GUAM REGION

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2008 May 09 21:51:29 UTC

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Earthquake Details

  • This event has been reviewed by a seismologist.
Location12.506°N, 143.179°E
Depth76 km (47.2 miles) set by location program
Distances200 km (125 miles) WSW of HAGATNA, Guam
285 km (175 miles) SW of Rota, Northern Mariana Islands
405 km (250 miles) SW of SAIPAN, Northern Mariana Islands
505 km (310 miles) SSW of Anatahan, Northern Mariana Islands
Location Uncertaintyhorizontal +/- 3.5 km (2.2 miles); depth fixed by location program
ParametersNST=268, Nph=268, Dmin=218.8 km, Rmss=0.82 sec, Gp= 25°,
M-type=centroid moment magnitude (Mw), Version=Q
Event IDus2008rvcj
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Earthquake Summary

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  • The following is a release by the United States Geological Survey, National Earthquake Information Center: An earthquake occurred about 205 km (125 miles) WSW of HAGATNA, Guam or about 405 km (250 miles) SW of SAIPAN, Northern Mariana Islands at 3:51 PM MDT, May 9, 2008 (May 10 at 7:51 AM local time in Guam). The magnitude and location may be revised when additional data and further analysis results are available. There have been no reports of damage.

  • Felt Reports

    Felt (IV) at Barrigada, Hagatna, Santa Rita, Tamuning and Yigo. Felt at Agat. Felt (II) on Saipan and also felt on Tinian, Northern Mariana Islands.

    Earthquake Information for Guam

    Tsunami Information

    The earthquake locations and magnitudes cited in NOAA tsunami statements and bulletins are preliminary and are superseded by USGS locations and magnitudes computed using more extensive data sets.

    General Tsunami Information