Johnston Atoll and biological weapons testing site, a secret missile base, and a chemical weapon and Agent Orange storage and disposal site. These activities left the area environmentally contaminated and remediation and monitoring continue. The Johnston Atoll is a deserted atoll in the North Pacific Ocean located about southwest of the island of Hawai'i and is grouped as one of the United States Minor Outlying Islands. The atoll, which is located on a coral reef platform, has four islands. Johnston (or Kalama) Island and Sand Island are both enlarged natural features, while "Akau" (North) and "Hikina" (East) are two artificial islands formed
Gaafu Alif Atoll Gaafu Alif Atoll Gaafu Alifu (also known as Northern Huvadhu Atoll or Huvadhu Atholhu Uthuruburi) is an administrative division of the Maldives created on February 8, 1962 when Huvadhu Atoll was divided into two districts. Gaafu Alifu corresponds to the northeastern section of this large natural atoll north of the line extending between the channels of Footukandu and Vaarulu Kandu. The capital of this district is Vilingili. NOTE: "Haa Alifu, Haa Dhaalu, Shaviyani, Noonu, Raa, Baa, Kaafu, etc. (including Gaafu Alif) are code letters assigned to the present administrative divisions of the Maldives. They are not the proper names of