Border Beacon (Mid-Canada Line Site 212) was a United States Air Force military installation in Labrador, located approximately 190 km (120 mi) west of the Town of Hopedale.

[1] Border Beacon was a bistatic radar Doppler Detection Station on the Mid-Canada Line system of early-warning radar stations.

The eastern portion of the Mid-Canada Line was shut down in 1965 and the site was closed.

[4] The Government of Canada took possession of the Border Beacon site from the US in 1965 and transformed it into a weather station.

Transport Canada operated the weather station until it closed in the 1970s.