Location:
Eastern Asia, bordering the South China Sea and China

Geographic coordinates:
22 15 N, 114 10 E

Map references:
Southeast Asia

Area:
total: 1,092 sq km
water: 50 sq km
land: 1,042 sq km

Area - comparative:
six times the size of Washington , DC

Land boundaries:
total: 30 km
regional border: China 30 km

Coastline:
733 km

Maritime claims - as described in UNCLOS 1982 (see Notes and Definitions):
territorial sea: 3 NM

Climate:
tropical monsoon; cool and humid in winter, hot and rainy from spring through summer, warm and sunny in fall