Tonga Quake_220911
© USGSEarthquake Location
Date-Time:
Thursday, September 22, 2011 at 23:07:03 UTC

Friday, September 23, 2011 at 12:07:03 PM at epicenter

Time of Earthquake in other Time Zones

Location:
15.449°S, 175.293°W

Depth:
8.6 km (5.3 miles)

Region:
TONGA

Distances:
174 km (108 miles) WNW of Hihifo, Tonga

256 km (159 miles) SSE of MATA'UTU, Ile Uvea, Wallis and Futuna

334 km (207 miles) ESE of Sigave, Ile Futuna, Wallis and Futuna

2569 km (1596 miles) NNE of Auckland, New Zealand

Location Uncertainty:
horizontal +/- 16.5 km (10.3 miles); depth +/- 5.5 km (3.4 miles)

Parameters:
NST=306, Nph=306, Dmin=972.9 km, Rmss=1.04 sec, Gp= 29°, M-type=regional moment magnitude (Mw), Version=C

Source:
Magnitude: USGS NEIC (WDCS-D)
Location: USGS NEIC (WDCS-D)

Event ID:
usc0005zda