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    Johnston Atoll Geography - 2002

      Location Oceania, atoll in the North Pacific Ocean 717 NM (1328 km) southwest of Honolulu, Hawaii, about one-third of the way from Hawaii to the Marshall Islands

      Geographic coordinates 16 45 N, 169 31 W

      Map references Oceania

      total: 2.8 sq km
      water: 0 sq km
      land: 2.8 sq km

      Area - comparative about 4.7 times the size of The Mall in Washington, DC

      Land boundaries 0 km

      Coastline 34 km

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

      Climate tropical, but generally dry; consistent northeast trade winds with little seasonal temperature variation

      Terrain mostly flat

      Elevation extremes
      lowest point: Pacific Ocean 0 m
      highest point: Summit Peak 5 m

      Natural resources guano deposits worked until depletion about 1890, terrestrial and aquatic wildlife

      Land use
      arable land: 0%
      permanent crops: 0%
      other: 100% (1998 est.)

      Irrigated land 0 sq km (1998 est.)

      Natural hazards NA

      Environment - current issues no natural fresh water resources

      Geography - note strategic location in the North Pacific Ocean; Johnston Island and Sand Island are natural islands, which have been expanded by coral dredging; North Island (Akau) and East Island (Hikina) are manmade islands formed from coral dredging; egg-shaped reef is 34 km in circumference; closed to the public; former US nuclear weapons test site; site of Johnston Atoll Chemical Agent Disposal System (JACADS); some lowgrowing vegetation

      NOTE: The information regarding Johnston Atoll 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 Johnston Atoll Geography 2002 information contained here. All suggestions for corrections of any errors about Johnston Atoll Geography 2002 should be addressed to the CIA.

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    Revised 30-Jan-03
    Copyright © 2003 Photius Coutsoukis (all rights reserved)