29 August 1916 · Santo Domingo, Dominican Republic

The Wreck of USS Memphis

A 14,500-ton warship destroyed by freak waves — with no storm in sight

The Ship

USS Memphis (ACR-10) was a Tennessee-class armoured cruiser, originally commissioned as USS Tennessee in 1906. She was renamed in 1916 to free the state name for a new battleship. At the time of the disaster she was stationed in the Caribbean, supporting the US occupation of the Dominican Republic.

USS Tennessee (later Memphis) at anchor in Hampton Roads, Virginia, 2 May 1907
USS Tennessee (later Memphis) at anchor in Hampton Roads, Virginia, 2 May 1907. U.S. Naval History and Heritage Command, NH 46212
14,500 Tonnes
502 ft Length
~900 Crew aboard
22 kts Top speed

What Happened

On the afternoon of 29 August 1916, Memphis was anchored roughly half a mile offshore in Santo Domingo harbour, in about 45 feet of water. The weather was calm. No storm was visible.

~15:00

Crew notice an unusual swell building on the horizon. The sea begins to roll heavily despite clear skies and no wind.

~15:30

Captain Edward Beach Sr. orders the engines fired up to get underway. The boilers need time — the ship cannot move yet.

~16:00

Three enormous waves strike in rapid succession. The largest is estimated at 70 feet. The ship is completely swamped, driven ashore, and smashed onto the rocks.

~16:30

Memphis is a total wreck. The entire disaster took roughly 90 minutes from first swell to destruction.

USS Memphis wrecked on the rocks at Santo Domingo, 1916
The wreck of USS Memphis on the rocks at Santo Domingo, from a contemporary publication. U.S. Naval History and Heritage Command, NH 46218

The Toll

43 sailors killed or missing. Many more wounded. Three crew members were awarded the Medal of Honor for heroism during the disaster: Commander Claud Ashton Jones, Chief Machinist's Mate George William Rud (posthumously), and Machinist Charles H. Willey.

A motor launch from the gunboat USS Castine, which was also in the harbour, was lost with all hands while attempting to return to its ship.

View on the foredeck of USS Memphis, looking aft, during salvage operations
View on the foredeck looking aft during salvage operations after the wreck. U.S. Naval History and Heritage Command, NH 82102
USS Memphis seen from astern, propeller blades visible above the waterline
Seen from astern — the tips of Memphis' propeller blades visible above the water surface. U.S. Naval History and Heritage Command, NH 99957

What Caused It?

For decades the disaster was attributed to a freak tsunami, an explanation popularised by Captain Beach's son in his 1966 book. But there's a problem: no seismic event was recorded in the Caribbean that day.

Oceanographer Dr George Pararas-Carayannis published a detailed analysis demonstrating that the waves were almost certainly generated by Hurricane Eight, a Category 1 storm passing through the Caribbean. The hurricane's swell, funnelled into the shallow harbour, produced waves reaching a breaker height of around 90 feet — more than enough to destroy an anchored ship.

So not a rogue wave in the strict oceanographic sense, but an extraordinarily unusual and deadly swell event that caught the crew completely off guard.

Further Reading