USS Impeccable (AM-320)
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USS ''Impeccable'' (AM-320) was an built for the
United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...
during
World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...
. She was originally ordered as HMS ''Brutus'' (BAM-7) for the United Kingdom's
Royal Navy The Royal Navy (RN) is the naval warfare force of the United Kingdom. It is a component of His Majesty's Naval Service, and its officers hold their commissions from the King of the United Kingdom, King. Although warships were used by Kingdom ...
under
Lend-Lease Lend-Lease, formally the Lend-Lease Act and introduced as An Act to Promote the Defense of the United States (),3,000 Hurricanes and >4,000 other aircraft) * 28 naval vessels: ** 1 Battleship. (HMS Royal Sovereign (05), HMS Royal Sovereign) * ...
, but was acquired and renamed by the United States Navy before construction began. She was commissioned in 1944 and served in the Pacific before being decommissioned in 1947. After the outbreak of hostilities in Korea, ''Impeccable'' was recommissioned in 1952 and served off Korea through 1952. She was decommissioned for the final time in October 1955 and placed in reserve. She was sold for scrapping in 1974.


Career

''Impeccable'' (AM-320), originally ordered as ''Brutus'' (BAM-7) for the
Royal Navy The Royal Navy (RN) is the naval warfare force of the United Kingdom. It is a component of His Majesty's Naval Service, and its officers hold their commissions from the King of the United Kingdom, King. Although warships were used by Kingdom ...
, was launched by General Engineering and Dry Dock Co.,
Alameda, California Alameda ( ; ; Spanish for "Avenue (landscape), tree-lined path") is a city in Alameda County, California, United States, located in the East Bay (San Francisco Bay Area), East Bay region of the Bay Area. The city is built on an informal archipe ...
, 21 May 1943; sponsored by Mrs. Agnes W. Hanson; and commissioned 24 April 1944. The new minesweeper conducted
shakedown Shakedown or Shake Down may refer to: * Shakedown (continuum mechanics), a type of plastic deformation * Shakedown (testing) or a shakedown cruise, a period of testing undergone by a ship, airplane or other craft before being declared operational ...
training off the
California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
coast before sailing 3 July 1944 on Pacific escort duty. Until November she steamed between
Pearl Harbor Pearl Harbor is an American lagoon harbor on the island of Oahu, Hawaii, west of Honolulu. It was often visited by the naval fleet of the United States, before it was acquired from the Hawaiian Kingdom by the U.S. with the signing of the Reci ...
and the advance base at
Eniwetok Enewetak Atoll (; also spelled Eniwetok Atoll or sometimes Eniewetok; , , or , ; known to the Japanese as Brown Atoll or Brown Island; ) is a large coral atoll of 40 islands in the Pacific Ocean and with its 296 people (as of 2021) forms a legi ...
, and during the last two months of 1944 operated on this duty in the
Palaus Palau, officially the Republic of Palau, is an island country in the Micronesia subregion of Oceania in the western Pacific Ocean. The Republic of Palau consists of approximately 340 islands and is the western part of the Caroline Islands, w ...
. After patrol and escort duty out of
Ulithi Ulithi (, , or ; pronounced roughly as YOU-li-thee) is an atoll in the Caroline Islands of the western Pacific Ocean, about east of Yap, within Yap State. Name The name of the island goes back to Chuukic languages, Proto-Chuukic ''*úlú-diw ...
in early 1945, ''Impeccable'' departed 19 March 1945 to take part in the amphibious assault on
Okinawa most commonly refers to: * Okinawa Prefecture, Japan's southernmost prefecture * Okinawa Island, the largest island of Okinawa Prefecture * Okinawa Islands, an island group including Okinawa itself * Okinawa (city), the second largest city in th ...
. Arriving off the island 24 March in advance of the landing group, the minesweeper began her critical job of sweeping the approach and transport areas. She underwent air attack 28 March and with the main assault 1 April moved to screening duties. As the
Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...
hurled wave after wave of suicide planes at the invasion fleet in a desperate attempt to stop the capture of
Okinawa most commonly refers to: * Okinawa Prefecture, Japan's southernmost prefecture * Okinawa Island, the largest island of Okinawa Prefecture * Okinawa Islands, an island group including Okinawa itself * Okinawa (city), the second largest city in th ...
, the crew of the ''Impeccable'' frequently manned their guns for long periods. She underwent air attack at
Kerama Retto The are a subtropical island group southwest of Okinawa Island in Japan. Geography Four islands are inhabited: Tokashiki Island, Zamami Island, Aka Island, and Geruma Island. The islands are administered as Tokashiki Village and Zamami Vil ...
6 April, and in the long days that followed patrolled both off the
Hagushi Hagushi bay is located in Yomitan, Okinawa Island, Okinawa. The bay is at the mouth of Hija River. The north side of the mouth of the river has a public beach called Toguchi Beach. World War II Hagushi bay was the primary unloading point for ...
beaches and on picket station. On 20 May she went alongside to give assistance to USS ''Chase'', damaged by a kamikaze attack. She also performed rescue duties when other screening and escort ships were damaged by enemy air action. Despite the heavy raids,
Okinawa most commonly refers to: * Okinawa Prefecture, Japan's southernmost prefecture * Okinawa Island, the largest island of Okinawa Prefecture * Okinawa Islands, an island group including Okinawa itself * Okinawa (city), the second largest city in th ...
was won, and ''Impeccable'' sailed 1 July for
Guam Guam ( ; ) is an island that is an Territories of the United States, organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. Guam's capital is Hagåtña, Guam, Hagåtña, and the most ...
. The veteran minesweeper returned to Okinawa with a resupply convoy from Guam and sailed again 16 August, the day after the
surrender of Japan The surrender of the Empire of Japan in World War II was Hirohito surrender broadcast, announced by Emperor Hirohito on 15 August and formally Japanese Instrument of Surrender, signed on 2 September 1945, End of World War II in Asia, ending ...
. Despite the end of hostilities, much necessary and dangerous work remained for units of the fleet. ''Impeccable'' returned to Okinawa 21 August; then in September and November swept the approaches to
Wakayama, Japan is a prefecture of Japan located in the Kansai region of Honshu. Wakayama Prefecture has a population of 876,030 () and a geographic area of . Wakayama Prefecture borders Osaka Prefecture to the north, and Mie Prefecture and Nara Prefecture to t ...
, in support of occupation operations. ''Impeccable'' departed
Sasebo is a core city located in Nagasaki Prefecture, Japan. It is the second-largest city in Nagasaki Prefecture, after its capital, Nagasaki. , the city had an estimated population of 230,873 in 102,670 households, and a population density of 540 per ...
20 November, sailing via Pearl Harbor to
San Francisco San Francisco, officially the City and County of San Francisco, is a commercial, Financial District, San Francisco, financial, and Culture of San Francisco, cultural center of Northern California. With a population of 827,526 residents as of ...
, California, where she arrived 15 December 1945. She remained there until decommissioning at
Terminal Island, California Terminal Island, historically known as , is a largely artificial island located in Los Angeles County, California, between the neighborhoods of Wilmington and San Pedro in the city of Los Angeles, and the city of Long Beach. Terminal Island i ...
27 March 1947. ''Impeccable'' was recommissioned 12 March 1952 to strengthen American fleet units in
Korea Korea is a peninsular region in East Asia consisting of the Korean Peninsula, Jeju Island, and smaller islands. Since the end of World War II in 1945, it has been politically Division of Korea, divided at or near the 38th parallel north, 3 ...
, and after
shakedown Shakedown or Shake Down may refer to: * Shakedown (continuum mechanics), a type of plastic deformation * Shakedown (testing) or a shakedown cruise, a period of testing undergone by a ship, airplane or other craft before being declared operational ...
sailed 3 September for
Sasebo is a core city located in Nagasaki Prefecture, Japan. It is the second-largest city in Nagasaki Prefecture, after its capital, Nagasaki. , the city had an estimated population of 230,873 in 102,670 households, and a population density of 540 per ...
. She moved immediately to the
Wonsan Wonsan (), previously known as Wonsanjin (), is a port city and naval base located in Kangwon Province (North Korea), Kangwon Province, North Korea, along the eastern side of the Korean Peninsula, on the Sea of Japan and the provincial capital. ...
area to strengthen the naval siege and keep the harbor clear of mines. The ship also took part in the amphibious feint at Kojo 12 to 14 October, exchanging fire with shore batteries in the area. On 18 October 1952, USS Impeccable (AM 320) and USS Chief (AM 315) received fire from estimated 105 mm enemy shore batteries located in the vicinity of Sondok. A total of 18 splashes were observed. Sweep gear was cut, and recovered under cover of darkness. No personnel or material casualties were experienced. During the months that followed ''Impeccable'' remained on the eastern coast, aiding the naval blockade and helping to maintain the U.S. position on the offshore islands. She drove a
sampan A sampan is a relatively flat-bottomed wooden boat found in East, Southeast, and South Asia. It is possibly of Chinese or Austronesian origin. Some sampans include a small shelter on board and may be used as a permanent habitation on in ...
ashore off
Hungnam Hŭngnam () is a district of Hamhung, the second largest city in North Korea. It is a port city on the eastern coast on the Sea of Japan. It is only from the slightly inland city of Hamhung. In 2005 it became a ward of Hamhung. History The por ...
17 November 1952, and fought with
Wonsan Wonsan (), previously known as Wonsanjin (), is a port city and naval base located in Kangwon Province (North Korea), Kangwon Province, North Korea, along the eastern side of the Korean Peninsula, on the Sea of Japan and the provincial capital. ...
batteries 20 February 1953 while covering USS Condor AMS 5 in a minesweeping operation. Her tour in the Korean War ended, ''Impeccable'' arrived at Pearl Harbor 31 March and her home-port,
Long Beach, California Long Beach is a coastal city in southeastern Los Angeles County, California, United States. It is the list of United States cities by population, 44th-most populous city in the United States, with a population of 451,307 as of 2022. A charter ci ...
, 10 April 1953. For the rest of the year the ship operated on training and readiness exercises off
Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...
and the
Panama Canal Zone The Panama Canal Zone (), also known as just the Canal Zone, was a International zone#Concessions, concession of the United States located in the Isthmus of Panama that existed from 1903 to 1979. It consisted of the Panama Canal and an area gene ...
. ''Impeccable'' remained on minesweeping and fleet maneuvers through the first half of 1955. ''Impeccable'' was reclassified MSF-320 on 7 February 1955. ''Impeccable'' arrived at
Astoria, Oregon Astoria is a Port, port city in and the county seat of Clatsop County, Oregon, United States. Founded in 1811, Astoria is the oldest city in the state and was the first permanent American settlement west of the Rocky Mountains. The county is the ...
on 16 August 1955; was decommissioned on 14 October; and entered the
Pacific Reserve Fleet The United States Navy maintains a number of its ships as part of a reserve fleet, often called the "Mothball Fleet". While the details of the maintenance activity have changed several times, the basics are constant: keep the ships afloat and s ...
at
Bremerton, Washington Bremerton is a city in Kitsap County, Washington, Kitsap County, Washington (state), Washington, United States. The population was 43,505 at the 2020 United States census, 2020 census and an estimated 44,122 in 2021, making it the largest city ...
, where she remained until she was struck from the Navy list 1 July 1972 and sold for scrap 1 April 1974.


Awards and honors

''Impeccable'' received three
battle stars A service star is a miniature bronze or silver five-pointed star in diameter that is authorized to be worn by members of the eight uniformed services of the United States on medals and ribbons to denote an additional award or service period. T ...
for
World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...
service and two for
Korean War The Korean War (25 June 1950 – 27 July 1953) was an armed conflict on the Korean Peninsula fought between North Korea (Democratic People's Republic of Korea; DPRK) and South Korea (Republic of Korea; ROK) and their allies. North Korea was s ...
service.


References

* *


External links

*
USS Impeccable (AM-320, later MSF-320), 1944-1974


{{DEFAULTSORT:Impeccable (Am-320) Auk-class minesweepers of the United States Navy Ships built in Alameda, California 1943 ships World War II minesweepers of the United States Korean War minesweepers of the United States