Wednesday, October 20, 2010

Exercise Tangaroa - National Advisory - Tsunami - Potential Threat to NZ - Still awaiting confirmation

****This is an exercise message only****
National Advisory: Tsunami Potential
Threat to New Zealand
Update: Still awaiting tsunami confirmation

No: 02

Issued at 0625 hours on 20/10/2010

Issued by the Ministry of Civil Defence & Emergency Management (MCDEM).

A tsunami advisory is still in effect for New Zealand:
The tsunami 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:

1547 ZULU 19/10/2010

NZ time:

0447 NZDT 20/10/2010


11.3 South,

78.7 West


33 km


Near coast of central Peru



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 Information Bulletin in response to the above earthquake.

Only messages issued by MCDEM represent the official warning status for New Zealand. Local civil defence authorities may supplement these messages by applying a local threat assessment.

Confirmation has not yet been received that a tsunami was generated. A tsunami is possible.

If a tsunami has been generated, the first wave may arrive in New Zealand in the areas at Waitangi, Chatham Islands at 1821 NZDT on 20/10/2010

The first wave may arrive later and may not be the largest. Waves may continue for several hours.

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.

MCDEM and scientific advisors are closely monitoring the situation to determine whether a tsunami has been generated and to assess the severity of the threat to New Zealand. More information about this event will follow.

This advisory has been issued to all local civil defence authorities, emergency services, other agencies and media.

NCMC status:

The National Crisis Management Centre (NCMC) is activated.

General enquiries

(04) 494 6900

Media enquiries

(04) 494 6951


Satellite phone

00881 621 465 606

HF radio call sign


Useful websites:

Further information:

A further update with more information will follow within the next hour. Until a cancellation is issued updates will continue at least hourly. All further updates will be communicated by MCDEM via the national warning system.

Issued by:

Message authorised by the National Controller, Civil Defence Emergency Management.

End of Message

****This is an exercise message only****

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