The Distant Early Warning Line, constructed in the late 1950s, was reaching obsolescence in the 1980s.

Originally part of the Distant Early Warning Line, the site is known as CAM-1.

Originally part of the Distant Early Warning Line in the Northwest Territories, the site is known as PIN-3.

These were a part of the Distant Early Warning Line, a system of defensive radar installations built during the Cold War.

Post-war, she provided radar picket duty services as part of the Distant Early Warning Line.

It was notably involved in building the Distant Early Warning Line, and is now involved in decommissioning it.

She also escorted ships re-supplying the Distant Early Warning Line and laid cables.

Her duties included laying cables, oceanographic studies, and re-supplying the Distant Early Warning Line.

He served on the earliest teams that went to the Arctic Circle to build the Distant Early Warning Line.

The Barter Island station controlled a sector of the Distant Early Warning Line.