USS Dahlgren (Torpedo Boat No. 9/TB-9/Coast Torpedo Boat No. 4), was a Coast Torpedo Boat.

History

It was launched 29 May 1899 by Bath Iron Works

Bath Iron Works

Bath Iron Works is a major American shipyard located on the Kennebec River in Bath, Maine, United States. Since its founding in 1884 , BIW has built private, commercial and military vessels, most of which have been ordered by the United States Navy...

, Bath, Maine

Bath, Maine

Bath is a city in Sagadahoc County, Maine, in the United States. As of the 2000 census, the city population was 9,266. It is the county seat of Sagadahoc County. Located on the Kennebec River, Bath is a port of entry with a good harbor. The city is popular with tourists, many drawn by its...

; sponsored by Mrs. J. V. Dahlgren, daughter-in-law of Rear Admiral Dahlgren

John A. Dahlgren

John Adolphus Bernard Dahlgren was a United States Navy leader. He headed the Union Navy's ordnance department during the American Civil War and designed several different kinds of guns and cannons that were considered part of the reason the Union won the war...

; and commissioned 16 June 1900, Lieutenant M. H. Signor in command.

Assigned to the Atlantic Torpedo Fleet, Dahlgren operated out of Portsmouth, N.H., and Newport, R.I., developing tactics for her new type of ship and training crews until 20 October 1900 when she returned to Portsmouth

Portsmouth

Portsmouth is the second largest city in the ceremonial county of Hampshire on the south coast of England. Portsmouth is notable for being the United Kingdom's only island city; it is located mainly on Portsea Island...

 and was placed out of commission for repairs and alterations.

In partial commission from 7 June 1902, she sailed to Newport 13 June for an overhaul until 18 November 1902. The next day she was placed in full commission and reported to New Suffolk, L.I., to assume duty as a station ship until 28 October 1903. She again went out of commission 22 December 1903 at New York Navy Yard.

Assigned to the Naval Training Stations at Newport and New York during 1905, Dahlgren was placed in reduced commission 13 December 1905 and reported to the Reserve Torpedo Flotilla at Norfolk

Norfolk

Norfolk is a low-lying county in the East of England. It has borders with Lincolnshire to the west, Cambridgeshire to the west and southwest and Suffolk to the south. Its northern and eastern boundaries are the North Sea coast and to the north-west the county is bordered by The Wash. The county...

. Changing her base to Charleston, South Carolina

Charleston, South Carolina

Charleston is the second largest city in the U.S. state of South Carolina. It was made the county seat of Charleston County in 1901 when Charleston County was founded. The city's original name was Charles Towne in 1670, and it moved to its present location from a location on the west bank of the...

, 15 October 1908, she continued to serve in torpedo developmental operations until placed in ordinary 14 March 1914.

After being fitted for minesweeping, Dahlgren was placed in full commission 1 April 1917 and served on escort and harbor entrance patrol at Norfolk until 5 December 1917. Renamed Coast Torpedo Boat No. 4, 1 August 1918, she arrived at Philadelphia Navy Yard from Norfolk 27 January 1918,"and there was placed out of commission 11 March 1919. She was sold 19 July 1920.