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Magnitude 7.1 - Off West Coast Of The South Island, N.Z., November 22, 2004
Published: November 23, 2004 2:30 pm

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Minor damage at Invercargill and in the Southland-Otago area. Felt in much of the South Island and as far north as Hamilton on the North Island.

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

A major earthquake occurred at 20:26:24 (UTC) on Monday, November 22, 2004. The magnitude 7.1 event has been located OFF THE WEST COAST OF THE SOUTH ISLAND, N.Z.. (This event has been reviewed by a seismologist.)
Small globe showing earthquake

Small map showing earthquake

Magnitude 7.1
Date-Time Monday, November 22, 2004 at 20:26:24 (UTC)
= Coordinated Universal Time
Tuesday, November 23, 2004 at 7:26:24 AM
= local time at epicenter

Time of Earthquake in other Time Zones
Location 46.694°S, 164.777°E
Depth 10 km (6.2 miles) set by location program
Region OFF WEST COAST OF THE SOUTH ISLAND, N.Z.
Distances
275 km (170 miles) W of Invercargill, New Zealand
355 km (220 miles) WSW of Queenstown, New Zealand
440 km (275 miles) NNW of Auckland Island, New Zealand
1005 km (620 miles) SW of WELLINGTON, New Zealand
Location Uncertainty horizontal +/- 5.7 km (3.5 miles); depth fixed by location program
Parameters Nst=255, Nph=255, Dmin=260.2 km, Rmss=0.97 sec, Gp= 50°,
M-type=teleseismic moment magnitude (Mw), Version=R
Source USGS NEIC (WDCS-D)
Event ID usrdbs




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