World Map › Major Tsunamis Since 1900 › 1947
Historic Tsunami
1947 New Zealand Tsunami
17 May 1947 · Off Coast of North Island · New Zealand
On 17 May 1947 at 07:06 UTC, a tsunami formed off Coast of North Island, New Zealand. It was caused by a magnitude 6.9 earthquake. Waves reached up to 6.0 m high. It was observed at 5 locations.
- Date
- 17 May 1947
- Time
- 07:06 UTC
- Cause
- Earthquake
- Earthquake Magnitude
- 6.9
- Highest Wave
- 6.0 m
- Observation Sites
- 5
- Furthest Reach
- 122 km
- Source Country
- New Zealand
Highest Waves
- 6.0 mWaihau Beach · New Zealand · 122 km
- 5.0 mTatapouri · New Zealand · 69 km
- 4.0 mTolaga Bay · New Zealand · 48 km
Other Major Tsunamis in the Region
- 1947Off Coast of North Island, New Zealand · 10.0 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