This ship was one of several participating in disaster relief after the 2010 Haiti earthquake . The '' Big Horn '' brought relief supplies to Haiti . During Operation Unified Response , '' Big Horn '' transferred 618 pallets of cargo and humanitarian assistance/disaster relief supplies and over 2,000,000 gallons of fuel . USNS '' Big Horn '' got underway from Naval Station Norfolk the day after the earthquake struck , arrived on scene in Haiti on January 17 and worked until being relieved by USNS '' Leroy Grumman '' on 11 February . In 2015 , she refuelled RFA '' Gold Rover '' in the South Atlantic
2010 Haiti earthquake
2010 Haiti earthquake
USNS Big Horn (T-AO-198)