- Constructed in Portland, Maine
- World War II-related service
- Atomic testing at Bikini Atoll
- Post-war decommissioning
- References
{{Infobox ship image| Ship image= | Ship caption=
}}{{Infobox ship career | Hide header= | Ship country=United States | 1899}} | Ship name= USS Coasters Harbor | Ship namesake= An island in Narragansett Bay, Rhode Island, site of the Naval War College | Ship owner= | Ship operator= | Ship registry= | Ship route= | Ship ordered= | Ship awarded= | Ship builder= New England Shipbuilding Corporation, South Portland, Maine | Ship original cost= | Ship yard number= | Ship way number= | Ship laid down= 4 October 1944 as type (EC2-S-C1) hull, (MCE 3073) | Ship launched= 17 November 1944 | Ship sponsor= Mrs. M. M. Naples | Ship christened= | Ship completed= | Ship acquired= by the Navy 26 November 1944 | Ship commissioned= 29 July 1945 as USS Coasters Harbor (AG-74) | Ship recommissioned= | Ship decommissioned= 3 July 1947, at San Diego, California | Ship maiden voyage= | Ship in service= 26 November 1944 | Ship out of service= 30 November 1944 | Ship renamed= | Ship reclassified= AKS-22, 18 August 1951 | Ship refit= Todd Shipbuilding Company, Brooklyn, New York | Ship struck= 1 April 1960 | Ship reinstated= | Ship homeport= | Ship identification= | Ship motto= | Ship nickname= | Ship honours= | Ship honors= | Ship captured= | Ship fate= sold for scrapping, 5 December 1960 | Ship status= | Ship notes= | Ship badge=
}}{{Infobox ship characteristics | Hide header= | Header caption= | Ship class= | Ship type= Basilan-class miscellaneous auxiliary | Ship tonnage= | Ship displacement= 5,766 tons | Ship tons burthen= 14,200 tons | Ship length= 441' 6" | Ship beam= 66' 11" | Ship height= | Ship draught= | Ship draft= 23' | Ship depth= | Ship hold depth= | Ship decks= | Ship deck clearance= | Ship ramps= | Ship ice class= | Ship power= | Ship propulsion= reciprocating steam engine, single shaft, 1,950hp. | Ship sail plan= | Ship speed= 12 knots | Ship range= | Ship endurance= | Ship test depth= | Ship boats= | Ship capacity= | Ship troops= | Ship complement= 891 officers and enlisted | Ship crew= | Ship time to activate= | Ship sensors= | Ship EW= | 3|in|mm|abbr=on}} dual purpose gun mount; four single 40 mm AA gun mounts | Ship armour= | Ship armor= | Ship aircraft= | Ship aircraft facilities= | Ship notes=
}} | USS Coasters Harbor (AG-74) was a Basilan-class miscellaneous auxiliary acquired by the U.S. Navy during World War II. She was configured as a repair ship and sent to the Pacific Ocean just as the war ended. She was retained to participate in atomic testing at Bikini Atoll. Constructed in Portland, Maine Coasters Harbor was launched 17 November 1944 by New England Shipbuilding Corporation, South Portland, Maine, under a U.S. Maritime Commission contract; sponsored by Mrs. M. M. Naples; transferred to the Navy 26 November 1944; commissioned the same day, ferried to Todd Shipbuilding Company, Brooklyn, New York; decommissioned 30 November 1944 for conversion to an electronics repair ship; and was recommissioned 29 July 1945, Commander T. H. Mover, USNR, in command. World War II-related service Sailing from Norfolk, Virginia, 29 August, Coasters Harbor reached San Diego, California, 19 September and Sasebo, Japan, 31 October. She remained there servicing vessels of the occupation force until 5 March 1946. Atomic testing at Bikini AtollCoasters Harbor sailed westward to take part in Operation Crossroads. Following the atomic weapons tests Coasters Harbor returned to the U.S. West Coast, arriving at San Pedro, California, 14 September. Post-war decommissioningShe was placed out of commission in reserve at San Diego, California, 3 July 1947. She was redesignated AKS-22, 18 August 1951 and stricken from the Navy List on 1 April 1960. References- {{DANFS|http://www.history.navy.mil/danfs/c10/coasters_harbor.htm}}
- NavSource Online: Service Ship Photo Archive - USS Coasters Harbor (AG-74)
{{Basilan class miscellaneous auxiliary ships}}{{DEFAULTSORT:Coasters Harbor (AG-74)}} 6 : Basilan-class auxiliary ships|Ships built in Portland, Maine|1944 ships|World War II auxiliary ships of the United States|United States Navy Rhode Island-related ships|Liberty ships |