The most recent risk assessment, outlined in maps published by the California Geological Survey, illustrate the devastation possible from extreme-but-realistic scenarios.

In Redwood City, the hazard area covers the Pacific ... In Southern California, a large tsunami could flood parts of Marina del Rey, Long Beach, Malibu, and Huntington Beach up to 15 feet ...

In Redwood City, the hazard area covers the Pacific ... In Southern California, a large tsunami could flood parts of Marina del Rey, Long Beach, Malibu, and Huntington Beach up to 15 feet ...

In Redwood City, the hazard area covers the Pacific ... In Southern California, a large tsunami could flood parts of Marina del Rey, Long Beach, Malibu, and Huntington Beach up to 15 feet ...

The state’s most destructive tsunami hit in 1964 in Crescent City near the Oregon border ... to high ground — like a nearby hill — immediately. A large tsunami can flood a coast for a mile inland — ...

The most recent data for L.A. County was published in 2021 and indicates that a large tsunami could flood “sizeable areas” of Marina del Rey and Long Beach to an elevation of 15 feet ...

For instance, a large tsunami could flood swaths of Marina del Rey ... and up to 50 feet toward Crescent City and Cayucos. But for most Californians, the precise extent of tsunami risk is less ...

For instance, a large tsunami could flood swaths of Marina del Rey ... and up to 50 feet toward Crescent City and Cayucos. But for most Californians, the precise extent of tsunami risk is less ...

For instance, a large tsunami could flood swaths of Marina del Rey ... including northern sections of Redwood City and Burlingame. To the south, some coastal communities along Highway 1 in ...

A tsunami surge of water swept through a boat basin in Crescent City in March 2011. (Bryant Anderson / Associated Press) ...