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Home > Latest News > Media Releases > Media Releases 2011 > March 2011 > Tsunami potential threat advisory 1

Tsunami potential threat advisory 1

Friday, 11 March 2011 8:45 p.m.

A tsunami potential threat advisory is in effect for New Zealand:

The advisory will remain in effect until it is upgraded to a national warning or a cancellation message is issued by MCDEM.

An earthquake has occurred with these parameters:
Origin time: 0546Z 11 March 2011
NZ time: 1846NZDT 11 March 2011
Co-ordinates: 38.0 North 142.9 East
Depth:  10km
Location: Near East Coast of Honshu Japan
Magnitude:  7.9
The above magnitude is provisional and may be increased or decreased as more seismic data becomes available. 


The Pacific Tsunami Warning Centre (PTWC) has issued a Tsunami Watch -  in response to the above earthquake.

Bay of Plenty Civil Defence Emergency Management Group is monitoring the situation.

People in coastal areas should:

1. Stay off beaches
2. Stay out of the water (sea, rivers and estuaries, including boating activities)
3. Do not go sightseeing
4. Share this information with family, neighbours and friends
5. Listen to the radio and/or TV for updates
6. Follow instructions of your local Civil Defence authorities.