4.5 mHighest wave
Tsunami of 21 October 1868: United States
A tsunami started in the United States on 21 October 1868; cause: earthquake and landslide. The highest wave reached 4.5 m. It is recorded at 4 places.
21 October 186815:53 UTC
earthquake and landslideCause · M6.8
–Deaths
4Places the wave reached · probable
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 |
|---|---|---|---|---|
| Alameda · 7 km | United States | 4.5 m | 15 km | |
| Sacramento · 2 km | United States | 0.6 m | 111 km | |
| East Oakland · 2 km | United States | – | 14 km | |
| Santa Cruz · 1 km | United States | – | 81 km |