AH-WR-0226

SS Palo Alto

Concrete Tanker · United States · Lost 1930 · San Francisco & the Northern California Coast

A First World War concrete tanker sunk in place off a California beach as an amusement ship, now breaking apart in the surf.

Become Captain of RecordSee Shipwreck on Map
Artistic impression of the SS Palo Alto
Artistic recreation based on recorded historical documents. See the documented evidence.
Engraved line drawing of the SS Palo Alto
Documented Likeness. Drawn from surviving builder's plans or clear photographs of this vessel. See the documented evidence.

The Vessel and Her Loss

The Palo Alto was one of a small number of concrete steamships built at the end of the First World War. In 1930 she was towed to Seacliff, sunk in place at the end of a pier and fitted out as a floating amusement resort. The venture soon failed, and the abandoned hull has been broken apart by decades of storms. Her remains are part of Seacliff State Beach.

Vessel

Built
1919
Builder
Not established
Yard
Not established
Material
Concrete
Length
Not established
Beam
Not established
Tonnage
Not established
Propulsion
Steam
Owners
Not established

Loss

Date
January 1, 1930
Cause
Intentional sinking
Location
Seacliff State Beach, Aptos, California
Water
Monterey Bay, Pacific Ocean
Voyage
Not established
Cargo
Not established
Aboard
Not established
Lives lost
Not established
Master
Not established

The Wreck Today

Depth
Not established
Condition
Concrete hull broken into sections in the surf.
Orientation
Not established
Discovered
Not established
Protection
Within Seacliff State Beach, California State Parks.

Position

Coordinates
36.970° N 121.910° W
Accuracy
Surveyed position
Nearest
Aptos, California

The hull lies at the end of the Seacliff pier and is visible from shore.

Evidence

Overall confidence: Documented (85/100)

The exact date of the grounding within 1930 is recorded only approximately here.

  • California State Parks, Seacliff State Beach

    History, grounding, present condition.

  • Published histories of the concrete ship programme

    Construction and design context.

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