RNAD Coulport

RNAD Coulport
Part of HMNB Clyde
Loch Long, Argyll in Scotland
Perimeter fence and buildings at RNAD Coulport
Site information
TypeNuclear weapons storage and supply depot
OwnerMinistry of Defence (Defence Equipment and Support)
OperatorABL Alliance (AWE, Babcock and Lockheed Martin UK)
Controlled byNaval Base Commander, Clyde
ConditionOperational
Location
RNAD Coulport
Location in Argyll and Bute
Coordinates56°3′0″N 4°52′48″W / 56.05000°N 4.88000°W / 56.05000; -4.88000
Area648 hectares (1,600 acres)
Site history
Built1963 (1963)–1968
In use1968 – present

Royal Naval Armaments Depot Coulport, shortened to RNAD Coulport, on Loch Long in Argyll, Scotland, is the storage and loading facility for the nuclear warheads of the United Kingdom's Trident programme.

The base, near the village of Coulport, has up to 16 reinforced concrete bunkers built into the hillside on the eastern shore of Loch Long. It is the last depot in Britain to retain the "RNAD" designation, indicating a Royal Naval Armaments Depot.

The depot was established during the Cold War as the storage, maintenance and loading facility for Polaris nuclear weapons. Today, Coulport is mainly used for handling Trident warheads.

Two docks are located on the shoreline at the foot of the hill. There, weapons are loaded onto Vanguard-class nuclear submarines before they go on patrol and unloaded before they return to base at nearby Faslane. An older jetty is known as the Polaris Jetty, while the newer, covered explosive handling jetty (EHJ) is used for handling Trident warheads.