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Preliminary Earthquake Report

Magnitude 4.4 SAMOA ISLANDS
Monday, January 02, 2012 at 23:20:14 UTC

Magnitude 4.4
Date-Time Monday, January 02, 2012 at 23:20:14 (UTC) - Coordinated Universal Time
Monday, January 02, 2012 at 12:20:14 PM local time at epicenter
Time of Earthquake in other Time Zones
Location 14.87S 172.94W
Depth 10 kilometers
Region SAMOA ISLANDS
Distances 147 km (91 miles) NE of Hihifo, Tonga
174 km (108 miles) SW of APIA, Samoa
732 km (454 miles) NNE of NUKU`ALOFA, Tonga
2722 km (1691 miles) NNE of Auckland, New Zealand
Location Uncertainty Error estimate
Parameters Nst=14, Nph=14, Dmin=164.5 km, Rmss=1.25 sec, Erho=17.1 km, Erzz=0 km, Gp=71.2 degrees
Source USGS NEIC (WDCS-D)
Event ID us2012vgax

Earthquake Location

Earthquake Location

Historic Seismicity