"Swordfish" conducted local operations in the Hawaiian area from 1 January to 11 May 1969 at which time she again deployed until 4 November. The remainder of the year was spent in a leave and upkeep period. She was deployed on special operations from 24 February to 9 April 1970 and then entered drydock at Pearl Harbor for an availability period which lasted until 30 September. The remainder of calendar year 1970 was spent conducting a period of crew training necessitated by the yard period.