| Year | Date | Historical Events |
| 1942 | May 29 | Launched by the Moore Shipbuilding and Dry Dock Co., Oakland, CA. |
| 1943 | Jan 22 | Commissioned with LCDR. D. H. Byerly, USNR, in command.
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| | Jun 23 | Coucal arrived at Brisbane, Australia to serve the submarines of the 7th Fleet. |
| | Oct 4 | Coucal gave escort, fueling, and tender services from Milne Bay, New Guinea. |
| 1944 | Mar 1 | Coucal carried cargo to Manus Island and the bombarded Koruniat Island while sailing South to Brisbane, Australia for repairs. |
| | Apr 21 | Coucal returned to Manus for diving operations, and to set up a rest camp for submariners. |
| | Jun 25 | Coucal sailed for overhaul at Brisbane, Australia. |
| | Aug 12 | Coucal arrived at Darwin, Australia to serve submarines once more.
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| | Oct 29 | Between 29 October 1944 and 29 December, Coucal joined in convoy exercises with submarines out of Fremantle, Australia, returning to duty at Darwin, Australia. |
| 1945 | Jul 4 | Coucal arrived at Subic Bay, Philippine Islands, with cargo and passengers. |
| | Sep 14 | Coucal sailed for Okinawa. She was orderd on to Sasebo, Japan, where she serveed on occupation duty. |
| | Nov 24 | Coucal returned to San Francisco, CA. |
| 1946 | Feb 25 | Assigned to Operation "Crossroads", the atomic weapons tests in the Marshalls, Coucal put out from San Francisco, CA. for Pearl Harbor, HI. |
| | Apr 13 | From 13 April to 30 September she planted moorings at Bikini, and carried out a variety of diving assignments in the tests, then returned to San Francisco for overhaul. |
| 1947 | Jun 1 | Coucal sailed from Pearl Harbor, HI. to conduct diving and salvage operations on sunken targets at Bikini, then operated in the Hawaiian Islands. |
| 1948 | Apr 12 | Coucal sailed Westward for the Suez Canal, and Izmir, Turkey. Here she trained men of the Turkish Navy in submarine rescue, salvage, and deep sea diving techniques, and continuing West to round the world. |
| 1949 | Jan 8 | Coucal returned to Pearl Harbor, HI. Coucal operated in the Hawaiian Islands training deep sea divers, and carrying out rescue and salvage missions, and serving in the Far East in 1951, 1952-53, 1954-55, 1956-57, 1958, and 1960. |
| 1976 | Sep 1 | From September 1976 to September 1977, Coucal operated from her home port at Pearl Harbor, HI., mainly supporting submarine training. One break in that routine was towing a barge to Johnson Island. |
| 1977 | Sep 15 | Decommissioned at the Submarine Base, Pearl Harbor, HI. |
| 1991 | Jan 16 | Coucal was sunk in the first PACFLT test of a Tomahawk anti-ship missile, fired from USS Chancellorsville (CG-62). |