World Map › Major Tsunamis Since 1900 › 1947
Historic Tsunami
1947 New Zealand Tsunami
25 March 1947 · Off Coast of North Island · New Zealand
On 25 March 1947 at 20:32 UTC, a tsunami formed off Coast of North Island, New Zealand. It was caused by an earthquake and landslide. Waves reached up to 10.0 m high. It was observed at 10 locations.
- Date
- 25 March 1947
- Time
- 20:32 UTC
- Cause
- Earthquake and landslide
- Earthquake Magnitude
- 7.1
- Highest Wave
- 10.0 m
- Observation Sites
- 10
- Furthest Reach
- 89 km
- Source Country
- New Zealand
- Triggering Earthquake
- 1947 Gisborne Earthquakes and Tsunami
Highest Waves
- 10.0 mTatapouri · New Zealand · 66 km
- 4.0 mGisborne · New Zealand · 76 km
- 1.0 mMahia Peninsula · New Zealand · 89 km
Other Major Tsunamis in the Region
- 1947Off Coast of North Island, New Zealand · 6.0 m
- 1931North New Zealand, New Zealand · 15.0 m261 deaths
- 1914Tolaga Bay, North Island, New Zealand1 deaths
- 1910Lake Taupo, North Island, New Zealand · 1.5 m1 deaths
Sources: NOAA National Centers for Environmental Information, Global Historical Tsunami Database (doi:10.7289/V5PN93H7) · Natural Earth