Rongelap Location

The Rongelap Atoll is one of  29 atolls and 5 islands in the central Pacific region that make up the Republic of the Marshall Islands (RMI). The land area of Rongelap Atoll consists of 61 islets with a combined area of approximately 3 square miles. The lagoon covers 388 square miles. 

Located half-way between Hawaii and Australia the Marshall Islands consist of 2 parallel chains of atolls that cover an area about the size of California. They extend approximately 1000 km (620 mi) north to south. Rongelap is located in the northern portion of the western chain (called Ralik, the Marshallese name for sunset). The eastern chain is called Rakak, meaning sunrise.