Deepwater Ports and Marine Infrastructure

Newfoundland and Labrador is home to some of Canada’s most capable deepwater marine assets, including multiple ice-free ports with a long history of supporting military, industrial, and offshore operations.

The province’s strategic location supports connectivity to Europe, Greenland, and northern operating areas, positioning the province as a hub for defence, security, and marine activity.

Across the province, naturally deep and sheltered harbours, supported by facilities in locations including Argentia, St. John’s, Corner Brook, Bull Arm, Bay Bulls, Marystown, and Goose Bay, enable the movement and servicing of large vessels, heavy cargo, and complex marine operations.

Newfoundland and Labrador ports offer reliable, deepwater, year-round access with minimal ice constraints. Sheltered waters reduce operational risk, support consistent logistics, and provide suitable conditions for testing activities.  This accessibility and natural security support defence and allied partners requiring dependable staging and supply capabilities in northern environments.

A key strength of Newfoundland and Labrador’s marine infrastructure is its integration with extensive industrial lands and established heavy industry capacity. Purpose-built marine sites provide deepwater berthage, heavy lift capability, fabrication and assembly space, and secure operating environments suitable for large-scale projects. These facilities have demonstrated the ability to deliver complex offshore developments and can support the full lifecycle of marine and defence assets, including construction, assembly, maintenance, repair, and refit.

The province’s ports also play a role in Canada’s Arctic and northern strategy and can serve as forward operating locations. With proximity to maritime corridors linking Canada to Greenland, Iceland, the United Kingdom, and the Northwest Passage, Newfoundland and Labrador is positioned to support evolving defence and sovereignty priorities.

• Supports year-round marine operations through deepwater, ice-free access
• Provides infrastructure for defence logistics, staging, fabrication and sustainment
• Enables movement of defence-critical goods and equipment to domestic and international markets
• Provides the most direct access in Canada to and from critical sea lanes and operating theatres

• Argentia – Deepwater port with industrial land and marine capability
• St. John’s – Commercial and offshore support operations
• Corner Brook – Multi-purpose cargo and regional transport
• Bull Arm – Large-scale fabrication and offshore support
• Bay Bulls, Marystown, Goose Bay, Harbour Grace – Regional marine and industrial support plus shipbuilding, repair and maintenance