Magnitude 4.7 - TONGA

2011 October 22 05:24:37 UTC

Magnitude	4.7
Date-Time	Saturday, October 22, 2011 at 05:24:37 UTC Saturday, October 22, 2011 at 06:24:37 PM at epicenter Time of Earthquake in other Time Zones
Location	20.159°S, 174.038°W
Depth	46.9 km (29.1 miles)
Region	TONGA
Distances	161 km (100 miles) NE of NUKU`ALOFA, Tonga 167 km (103 miles) S of Neiafu, Tonga 455 km (282 miles) WSW of Niue Island 2148 km (1334 miles) NNE of Auckland, New Zealand
Location Uncertainty	horizontal +/- 21.2 km (13.2 miles); depth +/- 2.9 km (1.8 miles)
Parameters	NST= 78, Nph= 78, Dmin=732.5 km, Rmss=0.69 sec, Gp=119°, M-type=body wave magnitude (Mb), Version=5
Source	Magnitude: USGS NEIC (WDCS-D) Location: USGS NEIC (WDCS-D)
Event ID	usb0006bec

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