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G-4- SS- 2626

G-4

(SS-26: dp. 360(n), 1. 157'6"; b. 17'6", dr. 10'11"; s.
14 k.; cpl. 24; a. 4 18" tt.; cl. 04)

G-4 was laid down as Thrasher 9 July 1910 by William Cramp & Sons, Philadelphia, Pa. renamed G-4 on 17 November 1911, launched 15 August 1912, sponsored by Miss Grace Anna Taussig, and commissioned in the Philadelphia Navy Yard 22 January 1914, Lt. E. D. McWhorter in command.

G-4 arrived New York Navy Yard from Philadelphia 25 April 1914 for service with Division 3 of the Altantic Submarine Flotilla in Long Island Sound and intermittently at Newport, R.I., and New London, Conn. Arriving New London 24 April 1917, she served as schoolship for students of the submarine school while taking part in pioneering work to advance the capabilities of submarine and antisubmarine warfare.

G-4 assisted in experiments and tests with underwater sound apparatus in the Thames River, Long Island Sound, and Narragansett Bay. During the last year of World War I she test-Bred the Mark VII torpedo in Narragansett Bay for N-class and O-class submarines.

G-4 continued her training and experimental duties until 1 March 1919 when she was placed in ordinary for stripping and inactivation. She decommissioned 5 September 1919; was assigned as a target for depth charge and ordinance tests 6 December; and was sold for scrapping 15 April 1920 to Connecticut Iron & Metal Co., New London.