Magnitude 5.0 - SAMOA ISLANDS REGION

2011 May 01 23:18:59 UTC

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Earthquake Details

  • This event has been reviewed by a seismologist.
Magnitude5.0
Date-Time
Location15.138°S, 172.981°W
Depth16.8 km (10.4 miles)
RegionSAMOA ISLANDS REGION
Distances121 km (75 miles) NE of Hihifo, Tonga
197 km (122 miles) SW of APIA, Samoa
263 km (163 miles) WSW of PAGO PAGO, American Samoa
2696 km (1675 miles) NNE of Auckland, New Zealand
Location Uncertaintyhorizontal +/- 18.7 km (11.6 miles); depth +/- 7.2 km (4.5 miles)
ParametersNST=195, Nph=195, Dmin=>999 km, Rmss=0.46 sec, Gp= 79°,
M-type=body wave magnitude (Mb), Version=9
Source
  • USGS NEIC (WDCS-D)
Event IDusc00033fh
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Tsunami Information

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