Location islands in the South Atlantic Ocean, about midway between South America and Africa

Geographic coordinates 15 56 S, 5 42 W

Map references Africa

Area
total: 410 sq km
note: includes St. Helena Island, Ascension, and the island group of Tristan da Cunha, which consists of Tristan da Cunha Island, Gough Island, Inaccessible Island, and the three Nightingale Islands
water: 0 sq km
land: 410 sq km

Area - comparative slightly more than twice the size of Washington, DC

Land boundaries 0 km

Coastline 60 km

Maritime claims
exclusive fishing zone: 200 NM
territorial sea: 12 NM

Climate Saint Helena - tropical; marine; mild, tempered by trade winds; Tristan da Cunha - temperate; marine, mild, tempered by trade winds (tends to be cooler than Saint Helena)

Terrain Saint Helena - rugged, volcanic; small scattered plateaus and plains
note: the other islands of the group have a volcanic origin

Elevation extremes
lowest point: Atlantic Ocean 0 m
highest point: Queen Mary's Peak on Tristan da Cunha 2,060 m

Natural resources fish

Land use
arable land: 13%
permanent crops: 0%
other: 87% (1998 est.)

Irrigated land NA sq km

Natural hazards active volcanism on Tristan da Cunha

Environment - current issues NA

Geography - note harbors at least 40 species of plants unknown anywhere else in the world; Ascension is a breeding ground for sea turtles and sooty terns

NOTE: The information regarding Saint Helena on this page is re-published from the 2002 World Fact Book of the United States Central Intelligence Agency. No claims are made regarding the accuracy of Saint Helena Geography 2002 information contained here. All suggestions for corrections of any errors about Saint Helena Geography 2002 should be addressed to the CIA.