Historical tsunamis · Mar 4, 1930, 6:03 PM UTC
1930 Madeira Island tsunami
Portugal
The tsunami of Mar 4, 1930, 6:03 PM UTC originated near Madeira Island (Portugal).
Key facts
- Date
- Mar 4, 1930, 6:03 PM UTC
- Cause
- Landslide
- Maximum documented water height
- 5.00 m
- Deaths
- 19
- Injuries
- 6
- Damage
- limited (under US$ 1 million)
- Observation records
- 2
- Countries affected
- 1
Cause according to NOAA/NCEI: Landslide.
The highest documented water height was 5.00 m.
2 observation sites in 1 countries are recorded.
The database records 19 deaths.
Damage is estimated at limited (under US$ 1 million).
Map of observation sites
2Each 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 |
|---|---|---|---|---|
| Portugal | 2 | — | — | — |
Highest documented water heights
2 / 2Individual 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 |
|---|---|---|---|
| Camara de Lobos Bay | — | 4 km | Portugal |
| Vigario Beach, Madeira Island | — | 4 km | Portugal |
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.