Lost California Treasure

Sonoma County Treasure Map

Sonoma County California treasure-history records: shipwrecks, source links, land-status warnings, field notes, and interactive map links.

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1 Sonoma County Record

  • SS Pomona Shipwreck shipwreck · Fort Ross Cove, Fort Ross State Historic Park, Sonoma County · High probability

    A 225-foot steel steamship built in 1897. In March 1908, she struck a submerged wash rock off Fort Ross and was run aground in Fort Ross Cove to save the crew. The wreck lies in 25 to 60 feet of water, and its boilers.