Sotoyomo-class tugboat

The Sotoyomo-class tugboats were a class of United States Navy rescue tugboats. The lead ship was USS Sotoyomo, laid down in September 1942. Designed as "rescue tugs", the class consisted of forty-nine ships, classified as auxiliaries. Sotoyomo commemorates a part of the Sioux tribe.^[1][2][3]

Sotoyomo-class fleet tugboat USS Tillamook
Class overview
Name	Sotoyomo class
Operators	United States Navy  Royal Navy
Preceded by	Cherokee class
Succeeded by	ATA-214 class
Built	1943-1945
Completed	49
Active	5 (foreign)
Lost	2
Retired	41
Preserved	2
General characteristics
Type	Tugboat
Displacement	534 long tons (543 t) light 835 long tons (848 t) full
Length	143 ft (44 m)
Beam	33 ft (10 m)
Draft	13 ft (4.0 m)
Propulsion	2 × 12-278A diesel-electric engines, 1 × gears, 1 × screw, 1,200shp
Speed	13 knots (24 km/h; 15 mph)
Complement	45
Armament	1 × 3"/50 caliber gun 2 × 20mm cannon

Ships

United States

Ship name	Hull number	Builder	Commissioned	Decommissioned	Fate
Sotoyomo	ATA-121	Levingston Shipbuilding Company	29 May 1943	1 July 1955	Transferred to Mexico, June 1963; fate unknown[4]
n/a	ATA-122		10 June 1943	Unknown	Transferred to Chile, 19 September 1947; decommissioned in 1991 and transferred to Uruguay, 1992; fate unknown[5]
Iuka	ATA-123		30 June 1943	26 November 1947	Sold to a commercial interest, 13 April 1976; sold for scrap, 2 December 1996[6]
n/a	ATA-124		24 July 1943	6 May 1947	Sold for scrap, 13 June 1979[7]
n/a	ATA-125		12 August 1943	Unknown	Sold to a commercial interest, 24 December 1945; sunk as a target, 1985[8]
ATA-126 through ATA-130 leased to the United Kingdom under the terms of the Lend-Lease.[9]
n/a	ATA-170	Gulfport Shipbuilding Corporation	7 December 1943	Unknown	Transferred to Greece, 1947; scrapped, 1990[10]
n/a	ATA-171		1943	n/a	Sunk, 12 April 1944[11]
n/a	ATA-172		23 February 1944	Unknown	Sold to a commercial interest, 1947; fate unknown[12]
n/a	ATA-173		12 April 1944	Unknown	Sold to a commercial interest; fate unknown[13]
Wateree	ATA-174	Levingston Shipbuilding Company	20 July 1944	14 March 1955	Transferred to Peru, 1 November 1961; fate unknown[14]
Sonoma	ATA-175		3 August 1944	8 November 1946	Sold to a commercial interest, 13 April 1976; scrapped, 1989[15]
Tonkawa	ATA-176		19 August 1944	8 May 1956	Transferred to Taiwan, April 1962; fate unknown[16]
n/a	ATA-177		2 September 1944	Unknown	Transferred to Chile, 29 September 1947; fate unknown[17]
Tunica	ATA-178		15 September 1944	23 September 1947	Sunk as a target, 29 January 1999[18]
Allegheny	ATA-179		22 September 1944	14 December 1968	Sold to a commercial interest, 1969; currently active in Puerto Rico[19]
n/a	ATA-180		27 September 1944	Unknown	Scrapped[19]
Accokeek	ATA-181		7 October 1944	29 June 1972	Sunk as artificial reef, 20 February 1987[19]
Unadilla	ATA-182		16 October 1944	22 July 1955	Sold to a commercial interest, 13 April 1976; scrapped, 1996[19]
Nottoway	ATA-183		26 October 1944	22 October 1946	Fate unknown[19]
Kalmia	ATA-184		6 November 1944	1 July 1971	Transferred to Colombia, 31 October 1977; fate unknown[19]
Koka	ATA-185		16 November 1944	1971	Sold to a commercial interest, 1971; sunk as a breakwater, date unknown[19]
Cahokia	ATA-186		24 November 1944	Unknown	Transferred to Taiwan, 1 May 1976; fate unknown[19]
Salish	ATA-187		7 December 1944	10 February 1972	Transferred to Argentina, 10 February 1972; decommissioned and currently awaiting disposal[19]
Penobscot	ATA-188		12 December 1944	1971	Sold to a commercial interest; fate unknown[19]
Reindeer	ATA-189		20 December 1944	29 August 1947	Fate unknown[19]
Samoset	ATA-190		1 January 1945	12 September 1969	Fate unknown[19]
n/a	ATA-191		12 January 1945	1946	Fate unknown[19]
Tillamook	ATA-192		23 January 1945	1 July 1971	Fate unknown[19]
Stallion	ATA-193		1 February 1945	October 1969	Transferred to the Dominican Republic, 30 October 1980;[19] retired 2006.[20]
Bagaduce	ATA-194		14 February 1944	31 May 1979	Sold to a commercial interest, 1980; currently a bed and breakfast[19]
Tatnuck	ATA-195		26 February 1945	1 July 1971	Sold to a commercial interest, 1979; fate unknown[19]
Mahopac	ATA-196		6 March 1945	Unknown	Fate unknown[19]
Sunnadin	ATA-197		15 March 1945	20 November 1969	Fate unknown[19]
Keosanqua	ATA-198		19 March 1945	25 May 1956	Transferred to South Korea, 1 February 1962; fate unknown[19]
Undaunted	ATA-199	Gulfport Shipbuilding Corporation	29 October 1944	1947	Sold to a commercial interest, 1998; currently active[19]
n/a	ATA-200		31 October 1944	Unknown	Run aground, 15 August 1965; declared a total loss[19]
Challenge	ATA-201		15 September 1944	23 December 1947	Sold to a commercial interest, 1978; currently active[19]
Wampanoag	ATA-202		8 December 1944	30 January 1980	Operational museum ship[19]
Navigator	ATA-203		1 January 1945	20 October 1946	Sunk as a target, date unknown[19]
Wandank	ATA-204		18 January 1945	1 July 1971	Sunk as a target, 1979[19]
Sciota	ATA-205		30 January 1945	January 1947	Fate unknown[19]
Pinola	ATA-206		10 February 1945	6 April 1956	Transferred to South Korea, 2 February 1962; fate unknown[19]
Geronimo	ATA-207		1 March 1945	19 September 1947	Transferred to Taiwan, 1968; fate unknown[19]
Sagamore	ATA-208		19 March 1945	1 February 1972	Transferred to the Dominican Republic, 1 February 1972; returned to the U.S., 15 September 1979; sold for scrap, 12 January 1994[19]
Umpqua	ATA-209		2 April 1945	1 July 1971	Transferred to Colombia, 1 July 1971; run aground, 1975 and later scrapped[19]
Catawba	ATA-210		18 April 1945	Unknown	Sunk during storm, 1998; later recovered and resunk as a target, 2017[19]
Navajo	ATA-211		3 May 1945	10 April 1962	Sold to a commercial interest, 1963; currently active[19]
Algorma	ATA-212		21 May 1945	20 December 1946	Sold to a commercial interest, 13 April 1976; fate unknown[19]
Keywadin	ATA-213		1 June 1945	30 June 1970	Sunk as a target, 3 June 2001[19]

United Kingdom

Ship name	Hull number	Commissioned	Decommissioned	Fate
Favourite	BAT-3	15 June 1942	27 March 1946	Scrapped, 1993[19]
Integrity	BAT-4	15 July 1942	19 February 1946	Sold to a commercial interest, 13 February 1948; fate unknown[19]
Lariat	BAT-5	10 August 1942	19 February 1946	Sold to a commercial interest, 17 September 1946; fate unknown[19]

See also

• Type V ship - Tugs