Location: Southeastern Asia, island in the Indian Ocean, south of Indonesia

Geographic coordinates: 10 30 S, 105 40 E

Map references: Southeast Asia

Area:
total: 135 sq km
land: 135 sq km
water: 0 sq km

Area - comparative: about 0.7 times the size of Washington, DC

Land boundaries: 0 km

Coastline: 138.9 km

Maritime claims:
contiguous zone: 12 nm
exclusive fishing zone: 200 nm
territorial sea: 3 nm

Climate: tropical; heat and humidity moderated by trade winds

Terrain: steep cliffs along coast rise abruptly to central plateau

Elevation extremes:
lowest point: Indian Ocean 0 m
highest point: Murray Hill 361 m

Natural resources: phosphate

Land use:
arable land: NA%
permanent crops: NA%
permanent pastures: NA%
forests and woodland: NA%
other: NA%
note: mainly tropical rainforest of which 60%-70% is in a national park

Irrigated land: NA sq km

Natural hazards: the narrow fringing reef surrounding the island can be a maritime hazard

Environment - current issues: NA

Geography - note: located along major sea lanes of Indian Ocean