Irving Reef

10°52′N 114°55′E / 10.86°N 114.92°E / 10.86; 114.92 (Irving Reef)ArchipelagoSpratly IslandsAdministration

Philippines

RegionIV-B - MIMAROPAProvincePalawanMunicipality KalayaanClaimed by

China

Philippines

Taiwan

Vietnam

Irving Reef, also known as Balagtas Reef (Filipino: Bahura ng Balagtas; Mandarin Chinese: 火艾礁; pinyin: Huǒ'ài Jiāo, Vietnamese: đá Cá Nhám), is a coral atoll in the Spratly Islands, South China Sea. It is occupied by the Philippines as part of Kalayaan, Palawan,^[1]^[2] and is also claimed by the People's Republic of China, the Republic of China (Taiwan) and Vietnam.

The atoll is 11 nautical miles (20 km; 13 mi) southwest of West York Island. It is 2 nautical miles (3.7 km; 2.3 mi) in length.^[3] There is a sand cay near the northern extremity.^[4]

References

^ "Smart maintains GSM service on Pag-asa Is". The Philippine Star. 2011-07-30. Retrieved 2012-08-14.
^ Esplanada, Jerry (2011-06-06). "Manila's claim in Spratlys within West Philippine Sea". Philippine Daily Inquirer. Retrieved 2012-08-14.
^ D. J. Hancox, John Robert Victor Prescott, A Geographical Description of the Spratly Islands and an Account of Hydrographic Surveys Amongst Those Islands (International Boundaries Research Unit, 1995, ISBN 978-1897643181, p. 7. Excerpts available at Google Books.
^ Sailing Directions 161 (Enroute) - South China Sea and the Gulf of Thailand (13 ed.). Bethesda, Maryland: National Geospatial-Intelligence Agency. 2011. p. 10.

Spratly Islands

Confrontations

Regions

Occupied features

Brunei	Louisa Reef
China	Cuarteron Reef Fiery Cross Reef Gaven Reefs Hughes Reef Johnson South Reef Mischief Reef Subi Reef
Malaysia	Ardasier Reef Dallas Reef Erica Reef Investigator Shoal Mariveles Reef Swallow Reef
Philippines	Commodore Reef Flat Island Irving Reef Lankiam Cay Loaita Cay Loaita Island Nanshan Island Northeast Cay Second Thomas Shoal Thitu Island West York Island
Taiwan	Taiping Island Zhongzhou Reef
Vietnam	Alison Reef Amboyna Cay Barque Canada Reef Bombay Castle Central London Reef Collins Reef Cornwallis South Reef Discovery Great Reef East London Reef Grierson Reef Ladd Reef Lansdowne Reef Namyit Island Pearson Reef Petley Reef Sand Cay Sin Cowe Island South Reef Southwest Cay Spratly Island Tennent Reef West London Reef

Unoccupied features

South China Sea

Pratas Island

Pratas Island
North Vereker Bank
South Vereker Bank

Paracel Islands

Amphitrite Group	Rocky Island Tree Island West Sand Woody Island Qilian Yu
Crescent Group	Money Island Robert Island Yagong Island
Other features	Bombay Reef Triton Island

Northeastern SCS

Spratly Islands

Dangerous
Ground

NW	North Danger Reef Northeast Cay Southwest Cay Thitu Reefs Thitu Island Subi Reef Loaita Bank Lankiam Cay Loaita Cay Loaita Island Tizard Bank Gaven Reefs Namyit Island Sand Cay Taiping Island Zhongzhou Reef NNW Irving Reef West York Island WNW Western Reef
NE	Flat Island Nanshan Island Reed Tablemount Third Thomas Shoal
SE	Commodore Reef First Thomas Shoal Mischief Reef Sabina Shoal Second Thomas Shoal
SW	Union Banks Collins Reef Hughes Reef Johnson South Reef Sin Cowe Island Ardasier Reef Cornwallis South Reef Dallas Reef Erica Reef Investigator Shoal Mariveles Reef