Hammond's Knoll is a 6-mile (9.7 km) long sandbank off the coast of Norfolk, England at Happisburgh, to the east of Haisborough Sands. The sandbank at low tide has a depth of 6 fathoms (11 m) at each end, and 3 fathoms (5.5 m) in the centre. The sandbank has lighted buoys at its north and east ends. Hammond's Knoll forms part of the Haisborough, Hammond and Winterton Special Area of Conservation.

Ships wrecked on Hammond's Knoll

Some of the ships wrecked here include:

• HMS Invincible - 1801 with the loss of 400 lives.
• Galatea - 1898
• SS English Trader - 1941

This list is incomplete; you can help by adding missing items. (August 2008)

See also

• Haisborough Sands - nearby sandbank, similarly treacherous
• Scroby Sands