Enewetak (or Eniwetok) is an atoll in the Marshall Islans of the central Pacific Ocean. Its land consists of about 40 small islets totaling less than 6 km², surrounding a lagoon, 80 km (50 mi) in circumference. It is located at 11°30′N, 162°20′E, making it the second westernmost atoll of the Ralik Chain. 1999 population was 820.