Upon her conversion to a medium endurance cutter, Citrus' home port was Coos Bay, Oregon.
The cutter's mission was primarily law enforcement and search and rescue.
Her primary law enforcement activities involved the boarding of domestic and foreign fishing vessels.

After attempting to send a boarding party for a drug search on 1 January 1985, Citrus was rammed by the Panamanian MV Pacific Star 680 mi (1,094 km) southwest of San Diego.
Pacific Star was scuttled by its crew.
Seven crewmen were rescued and 1,000 lb (454 kg) of marijuana was seized.
Upon her conversion to a medium endurance cutter, Citrus' home port was Coos Bay, Oregon. The cutter's mission was primarily law enforcement and search and rescue. Her primary law enforcement activities involved the boarding of domestic and foreign fishing vessels. 
After attempting to send a boarding party for a drug search on 1 January 1985, Citrus was rammed by the Panamanian MV Pacific Star 680 mi (1,094 km) southwest of San Diego. Pacific Star was scuttled by its crew. Seven crewmen were rescued and 1,000 lb (454 kg) of marijuana was seized.
USCGC Citrus (WLB-300)