The SS Santa Rosa was a notable passenger and cargo ocean liner built by William Cramp & Sons Shipbuilding Company in Philadelphia, completed in January 1917. Designed to serve the Grace Line, the vessel featured the characteristics typical of early 20th-century passenger ships, though specific dimensions are not provided in the source. Her construction marked her as a significant vessel for transoceanic travel, facilitating both passenger and cargo transport. Following the United States' entry into World War I, the Santa Rosa was requisitioned by the US Army in August 1917, becoming the USAT Santa Rosa. She later transferred to the US Navy in March 1919, where she was commissioned as USS Santa Rosa (ID-2169), serving as a transport vessel during the war. After her military service, she was returned to her civilian owners in October 1919 and resumed operations for the Grace Line. The vessel's career included a notable incident on December 26, 1922, when she ran aground at Charleston, South Carolina. She was refloated five days later on December 31, 1922. In 1925, she was sold to the American-Hawaiian Steamship Company and renamed SS Oregonian. As Oregonian, she served in Pacific inter-coastal routes for 17 years, highlighting her versatility and importance in maritime commerce during that period. Her service ended during World War II when, on September 13, 1942, she was part of convoy PQ 18 in the Barents Sea, approximately 198 miles WNW of Bear Island. Despite being armed, Oregonian was attacked by German U-boats, torpedo planes, and bombers. She sustained three torpedoes on her starboard side, which caused her to list and sink rapidly. The sinking resulted in the deaths of 29 crew members, including her master Harold Dowling, with 14 survivors rescued by escort ships and repatriated aboard RMS Queen Mary. Her wreck lies at approximately 76°00′N 09°30′E, marking her final resting place in the Arctic waters. The SS Santa Rosa/Oregonian's history reflects her transition from a commercial passenger liner to a military transport, and ultimately a wartime casualty, underscoring her maritime significance during the first half of the 20th century.

This description has been generated using GPT-4.1-NANO based on the Vessel's wikidata information and then modified by ShipIndex.org staff.