National Advisory: Tsunami activity
30 July 2025, 4:00pm
The National Emergency Management Agency (NEMA) has issued a Tsunami Potential Threat advisory for:
ALL COASTAL AREAS OF THE NORTH ISLAND, GREAT BARRIER ISLAND, THE SOUTH ISLAND, STEWART ISLAND, and the CHATHAM ISLANDS.
Latest updates and information available at www.civildefence.govt.nz - including advice and instructions for people in areas under threat.
The Potential Threat advisory will remain in effect until:
- It is upgraded to a Tsunami Warning, or
- A cancellation message is issued by NEMA.