Where Is the Pacific Ocean Located?

The Pacific Ocean is Earth’s largest and deepest ocean, covering ~165.2 million km² (63.8 million mi²)—about 46% of the planet’s water surface and 32% of its total surface area.

Geographic Boundaries

• East: North and South America (from Alaska to Cape Horn).
• West: Asia and Australia (from Bering Strait to Tasmania).
• North: Arctic Ocean (Bering Strait).
• South: Southern Ocean (60°S latitude).
• Southeast: Indian Ocean (via Indonesian archipelago/Torres Strait).
• Atlantic Connection: Drake Passage (south of Cape Horn) and Panama Canal (artificial).

Key Features

• Deepest Point: Challenger Deep, Mariana Trench (10,924 m / 35,840 ft).
• Major Marginal Seas: Bering, Okhotsk, Japan, East China, South China, Philippine, Coral, Tasman.
• Islands: ~25,000 (more than all other oceans combined), including Hawaii, Galápagos, Fiji, New Zealand, Japan, Philippines, Papua New Guinea.
• Ring of Fire: Circum-Pacific belt of volcanoes and earthquakes (75% of world’s active volcanoes, 90% of quakes).

The Pacific dominates global climate (ENSO/El Niño), marine biodiversity, and trans-Pacific trade routes.