The area of Penrhyn - atoll - is 90 square kilometers.
The area of Namu Atoll is 6,270,000.0 square meters.
The area of Ailinginae Atoll is 2,800,000.0 square meters.
The area of Rongelap Atoll is 8,000,000.0 square meters.
The area of Utirik Atoll is 2,430,000.0 square meters.
The area of Aur Atoll is 5,600,000.0 square meters.
The area of Ailinglaplap Atoll is 14.7 square kilometers.
The area of Lae Atoll is 1,500,000.0 square meters.
The area of Ujelang Atoll is 1,860,000.0 square meters.
The area of Ebon Atoll is 5,750,000.0 square meters.
The area of Namdrik Atoll is 2,800,000.0 square meters.
The area of Rongerik Atoll is 1,680,000.0 square meters.
The area of Ngulu Atoll is 400,000.0 square meters.