[4] November 1999, Carolyn Chouest assisted recovery efforts after the EgyptAir Flight 990 airplane crash 60 miles (97 km) south of Nantucket, Massachusetts.

[5] February 2002, NR-1 and Carolyn Chouest helped archeologists to chart the USS Monitor, the Navy's first ironclad warship, as she rests 250 feet (76 m) below the sea.

[6] October 2004, Carolyn Chouest helped tow HMCS Chicoutimi back to Faslane, after a fire on board the Canadian submarine killed one crewman and injured two, 100 miles (160 km) off Ireland.

[7] December 2006, the fast-attack submarine, USS Pittsburgh resurfaced during sea trials after a 25-year-old Portsmouth Naval Shipyard employee began having neurological problems.

[8] March 2007, NR-1 and Carolyn Chouest under the direction of oceanographer Robert Ballard began mapping the Flower Garden Banks National Marine Sanctuary to help scientists determine where early Americans might have lived when, at the height of the last ice age, sea levels were nearly 400 feet (120 m) lower than they are today.