Tonga's Geography | Tongan Geography

Location: Oceania, archipelago in the South Pacific Ocean, about two-thirds of the way from Hawaii to New Zealand

Geographic coordinates: 20 00 S, 175 00 W

Map references: Oceania

Area: total: 748 sq km land: 718 sq km water: 30 sq km

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

Land boundaries: 0 km

Coastline: 419 km

Maritime claims: territorial sea: 12 nm exclusive economic zone: 200 nm continental shelf: 200-m depth or to the depth of exploitation

Climate: tropical; modified by trade winds; warm season (December to May), cool season (May to December)

Terrain: most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base

Elevation extremes: lowest point: Pacific Ocean 0 m highest point: unnamed location on Kao Island 1,033 m

Natural resources: fish, fertile soil

Land use: arable land: 23.61% permanent crops: 43.06% other: 33.33% (2001)

Irrigated land: NA

Natural hazards: cyclones (October to April); earthquakes and volcanic activity on Fonuafo'ou

Environment - current issues: deforestation results as more and more land is being cleared for agriculture and settlement; some damage to coral reefs from starfish and indiscriminate coral and shell collectors; overhunting threatens native sea turtle populations

Environment - international agreements: party to: Biodiversity, Climate Change, Desertification, Law of the Sea, Marine Dumping, Marine Life Conservation, Ozone Layer Protection, Ship Pollution signed, but not ratified: none of the selected agreements

Geography - note: archipelago of 169 islands (36 inhabited)



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