Historical tsunamis · Oct 10, 1978
1978 Off East Coast of South Island tsunami
New Zealand
The tsunami of Oct 10, 1978 originated near Off East Coast of South Island (New Zealand).
Key facts
- Date
- Oct 10, 1978
- Cause
- Landslide
- Maximum documented water height
- —
- Observation records
- 1
- Countries affected
- 1
Cause according to NOAA/NCEI: Landslide.
1 observation sites in 1 countries are recorded.
Map of observation sites
1Each dot is a documented observation site; colour and size show the observed water height. The triangle marks the source.
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| New Zealand | 1 | — | — | — |
Highest documented water heights
1 / 1Individual documented observations for this event. Heights come from different measurement types and sources; not every location has a measured height.
| Location / station | Observed height | Distance from source | Country |
|---|---|---|---|
| Montunau Beach | — | 10 km | New Zealand |
More tsunamis
Source: NOAA National Centers for Environmental Information (NCEI), Global Historical Tsunami Database. Confirmed events only. Deaths and damage are database estimates; older records are incomplete. Water heights come from different types of observation.