2012-02-22 15:14:17 (Mb 4.7) TONGA -16.0 -175.7 (1cbfb)

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Globe with Earthquake Location

4.7 Mb - TONGA

Preliminary Earthquake Report
Magnitude 4.7 Mb
Date-Time
  • 22 Feb 2012 15:14:17 UTC
  • 23 Feb 2012 05:14:17 near epicenter
  • 22 Feb 2012 07:14:17 standard time in your timezone
Location 15.953S 175.749W
Depth 27 km
Distances
  • 354 km (220 miles) NNW (328 degrees) of Neiafu, Tonga
  • 492 km (306 miles) WSW (240 degrees) of APIA, Samoa
  • 2791 km (1734 miles) W (270 degrees) of PAPEETE, Tahiti, French Polynesia
Location Uncertainty Horizontal: 36.5 km; Vertical 44.3 km
Parameters Nph = 37; Dmin = 483.5 km; Rmss = 1.17 seconds; Gp = 176°
M-type = Mb; Version = 5
Event ID US 2012xhaz

For updates, maps, and technical information, see:
Event Page
or
USGS Earthquake Hazards Program

National Earthquake Information Center
U.S. Geological Survey
http://neic.usgs.gov/

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