6.1 mHighest wave
Tsunami of 11 October 1918: off Puerto Rico
A tsunami started off the coast of Puerto Rico on 11 October 1918; cause: earthquake and landslide. The highest wave reached 6.1 m. It is recorded at 20 places in 5 countries. 140 people died.
11 October 191814:14 UTC
earthquake and landslideCause · M7.1
140Deaths
20Places the wave reached · definite
Where it started and where the wave arrived
< 0,5 m0,5–2 m2–5 m5–10 m≥ 10 m
Places the wave reached
| Town | Countries reached | Water height | From the source | Deaths |
|---|---|---|---|---|
| – | Puerto Rico | 6 m | 21 km | 8 |
| – | Puerto Rico | 5.5 m | 38 km | |
| – | Puerto Rico | 4.5 m | 24 km | |
| – | Puerto Rico | 4 m | 102 km | |
| – | Puerto Rico | 4 m | 33 km | |
| – | Puerto Rico | 3.4 m | 28 km | 32 |
| – | Puerto Rico | 2 m | 28 km | |
| – | Puerto Rico | 1.5 m | 115 km | |
| – | Puerto Rico | 1.5 m | 55 km | 100 |
| – | U.S. Virgin Islands | 1.2 m | 239 km | |
| – | Puerto Rico | 1.1 m | 120 km | |
| – | Puerto Rico | 1 m | 141 km | |
| – | Puerto Rico | 0.8 m | 120 km | |
| Los Prados · 1 km | Dominican Republic | 0.7 m | 293 km | |
| – | British Virgin Islands | 0.7 m | 268 km | |
| – | Puerto Rico | 0.6 m | 56 km | |
| – | Puerto Rico | 0.5 m | 84 km | |
| – | U.S. Virgin Islands | 0.5 m | 243 km | |
| Atlantic City · 1 km | United States | 0.1 m | 2,393 km | |
| – | Puerto Rico | – | 100 km |