Tsunami — N. California

When

21 Oct 1868

Kind

Tsunami

Coordinates

37.70° N, 122.10° W

Deaths

30

Damage musd

0.35

Max water height m

4.5

Source quake magnitude

6.8

Runups

4

Placed at the area, not an exact site.

1868 earthquake in the San Francisco Bay Area, California, United States

The 1868 Hayward earthquake occurred in the San Francisco Bay Area, California, United States on October 21. With an estimated moment magnitude of 6.3–6.7 and a maximum Mercalli intensity of IX (Violent), it was the most recent large earthquake to occur on the Hayward Fault Zone.

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• NCEI significant earthquakes, tsunamis and volcanic eruptionsNOAA National Centers for Environmental InformationPublic domainSource page

• Earthquake — California: Hayward,San Francisco21 Oct 1868 · Earthquake · Magnitude 6.8