Union Banks


Union Banks is a large drowned atoll in the center of Dangerous Ground in the Spratly Islands in South China Sea, west of the Philippine coast, containing islands and reefs whose ownership remains disputed and controversial. The closest atoll is Tizard Bank, due north of Union Banks. There are only two natural islands on the rim of the reef, Sin Cowe Island and Sin Cowe East Island.
The atoll is long from Johnson South Reef in the southwest to Whitson Reef in the northeast, and up to wide. Its total area measures. The central lagoon is up to deep.

Islands and reefs comprising Union Banks

Union Banks consists of the following islands and reefs, clockwise starting in the southwest corner:
Key: yellow = occupied by PRC; violet = occupied by Vietnam
FeatureLocation
Johnson South Reef
Collins Reef
Gent Reef
Đá Tam Trung
Loveless Reef
Sin Cowe Island
Edmund Reef
McKennan Reef
Hughes Reef
Hallett Reef*
Holiday Reef
Empire Reef*
Whitson Reef
Ross Reef
Sin Cowe East
Bamford Reef
Tetley Reef
Grierson Reef
Jones Reef
Higgins Reef
Lansdowne Reef