The Pacific Ocean is the world's largest ocean, situated between the Americas and Asia. Two of Atlantis's eight city-states are located in the Pacific: Lemuria in the north, and Neptunos in the south.[1]
The Reach set up a base in the Pacific, where they conducted their Meta-Gene experiments on abducted runaways. Directly on the tail of the latest shipment of test subjects, the Team infiltrated the base. They liberated all abductees. The base was damaged in the extrication.[3]