Jun 1934
Manitowoc Shipbuilding Co., Manitowoc, Wisconsin launches the 18th "Thetis Class" U.S. Coast Guard patrol boat, named the Electra. The vessel is assigned to duty patrolling the Atlantic coastal waters.
Nov 1935
The USCG Electra is dispatched to Norfolk Naval Shipyard, Virginia for conversion to Presidential service to replace the Presidential Yacht USS Sequoia.
Jan 1936
Conversion work is completed. Additions included the presidential and guest quarters, the boat deck and FDR's elevator installed in the false aft smokestack. Yacht is named USS Potomac.
Mar 1936
Officially commissioned by the Navy, the USS Potomac begins its service as FDR's "Floating White House".
Mar 1936
FDR first entertains guests aboard the USS Potomac on a cruise to the Bahamas.
Mar 29, 1941
FDR broadcasts a nationwide speech from the USS Potomac at Fort Lauderdale harbor in Florida.
Aug 1941
An additional gun is added to the boat deck fantail in preparation for FDR's secret Atlantic Charter meeting with England's Prime Minister Winston Churchill.
Nov 1941
Due to wartime security concerns, FDR issues order for the USS Potomac to be confined to protected waters. Still officially the President's yacht the USS Potomac is assigned to duty at the Navy's Underwater Sound Testing Station.
Nov 1945
After FDR's death in April, the USS Potomac is decommissioned by the Navy and returned to the US Coast Guard.
Jan 1946
At Norfolk, Virginia, the Potomac is divested of fittings and furnishings except for the President's custom stainless steel bathtub and prepared for active duty by the US Coast Guard. Dining Saloon becomes the Wardroom.
Jun 1946
The Potomac is ordered to the Coast Guard Yard in Curtis Bay, Maryland, for permanent decommissioning from federal service.
Jul 1946
The Potomac is turned over to the Maryland Tidewater Fisheries Commission and is used for fisheries patrol and occasional use by the Governor of Maryland.
Apr 1960
Aging and expensive to operate, the Potomac is sold to W.G. Toone of The Neptune corporation for use as a ferry between San Juan Puerto Rico, and the Virgin Islands.
1962
The Potomac is sold to Hydro Capital of Newport Beach, California. Plans to refurbish the vessel and use it as a traveling historical museum of the FDR era do not materialize.
Jan 1964
Now docked at Long Beach, California, entertainer Elvis Presley buys the Potomac from Hydro Capital for $55,000. Presley offers it as a donation to the March of Dimes. Offer is refused due to expense to refit and maintain the vessel.
Apr 1964
Elvis Presley donated the Potomac to St. Jude Hospital of Memphis Tennessee.
May 1964
Marie Pagliasso of Fresno, California, takes out a $65,000 loan to buy the Potomac from St. Jude Hospital. She is an investment partner along with Fresno businessman Carton Taylor, for a group called the Presidential Yacht Potomac, Inc. which intends to operate it as a floating disco in Long Beach, California. Teak decks are torn up and replaced with concrete. Disco never opens.
1970
Carton Taylor becomes sole owner of the Potomac when the Pagliosso estate defaults in loan payments.
1971
Aubrey Phillips, a bail bondsman and commercial fisherman, leases the Potomac from Carton Taylor. Phillips is also a key member of the Presidential Yacht Potomac, Inc. group. Yacht is moved to Stockton, California, where it is opened to the public briefly.
Aug 1980
The Potomac is towed 80 miles to Pier 26, in San Francisco, where Presidential Yacht Potomac, Inc. purports it will attract more support and soon be open again for public viewing. US Dept. of the Interior considers project for restoration and operation as a National Park Service floating museum.
Sep 1980
The Potomac is seized by US Customs and the Drug Enforcement Agency (DEA), along with illegal drug-laden yacht Valkyre. Investigators determine the Potomac has been used as a "smugglers' command post" by a Long Beach drug ring using a fraudulent charity. "The Crippled Children's Society", as cover for its operations. Aubrey Phillips and the "Society" president are among those arrested and charged.
Oct 1980
The Potomac is towed to Clipper Cove pier, Treasure Island Naval Base, to be held as evidence.
Mar 1981
The Port of Oakland, under Executive Director Walter Abernathy, is the only bidder at US Customs auction and buys the Potomac for $15,000.
Sep 27, 1983
Potomac loaded on a barge and towed to the Colberg shipyard in Stockton, CA. for renovation.
May 20, 1995
The ship is opened to the public on Oakland's Maritime Day