Cuarteron Reef

Location of Cuarteron Reef

Part of a series on the
Spratly Islands
Spratly Islands military occupations map
Related articles
Spratly Islands dispute Dangerous Ground (South China Sea) Great wall of sand History of the Spratly Islands List of maritime features in the Spratly Islands Philippines and the Spratly Islands Republic of Morac-Songhrati-Meads Territorial disputes in the South China Sea
Confrontations
Southwest Cay incident (1975) Johnson South Reef skirmish (1988)
Military occupations
Occupied by China Cuarteron Reef · Huayang Reef Fiery Cross Reef · Yongshu Reef Gaven Reefs · Nanxun Reef and Xinan Reef Hughes Reef · Dongmen Reef Johnson South Reef · Chigua Reef Mischief Reef · Meiji Reef Subi Reef · Zhubi Reef Occupied by Malaysia Ardasier Reef · Ubi Reef Dallas Reef · Laya Reef Erica Reef · Siput Reef Investigator Shoal · Peninjau Shoal Louisa Reef · Semarang Barat Kecil Reef Mariveles Reef · Mantanani Reef Swallow Reef · Layang-Layang Island Occupied by the Philippines Thitu Island · Pagasa Island West York Island · Likas Island Northeast Cay · Parola Island Nanshan Island · Lawak Island Loaita Island · Kota Island Flat Island · Patag Island Lankiam Cay · Panata Island Irving Reef · Balagtas Reef Second Thomas Shoal · Ayungin Shoal Occupied by Taiwan Itu Aba Island · Taiping Island Zhongzhou Reef Occupied by Vietnam Spratly Island · Truong Sa Island Southwest Cay · Song Tu Tay Island Sin Cowe Island · Sinh Ton Island Sand Cay · Son Ca Island Namyit Island · Nam Yet Island Amboyna Cay · An Bang Island Collins Reef · Co Lin Reef Ladd Reef · Lat Reef

Cuarteron Reef (Huayang Jiao 华阳礁 in Chinese; Calderon Reef in Filipino; đá Châu Viên in Vietnamese) is a reef at the east end of the London Reefs in the Spratly Islands of the South China Sea.

It is controlled by China as part of Sansha, and claimed by the Philippines as part of Kalayaan, Palawan. It has a supply platform and a reef fortress. The supply platform has anti-aircraft guns, naval guns, search radars and radio communications equipment.^[1]

See also

• Great wall of sand
• Nine-dotted line

References

8°51′50″N 112°49′40″E / 8.86389°N 112.82778°E / 8.86389; 112.82778Coordinates: 8°51′50″N 112°49′40″E / 8.86389°N 112.82778°E / 8.86389; 112.82778