Chatham Sound
Chatham Sound is a sound on the North Coast of British Columbia, Canada, bordering on Alaska, United States. It is located between the Dundas and Stephens Islands and the Tsimpsean Peninsula, it is part of the Inside Passage and extends from Portland Inlet in the north to Porcher Island in the south.
| Chatham Sound | |
|---|---|
| French: Bassin de Chatham | |
Looking Northeasterly across Chatham Sound | |
Chatham Sound | |
| Location | British Columbia, Canada, between Dundas Islands, Stephens Islands and Tsimpsean Peninsula |
| Coordinates | 54°22′30″N 130°35′30″W |
| Primary inflows | Nass River, Skeena River |
| Primary outflows | Dixon Entrance, Hecate Strait |
| Max. length | 70 kilometres (43 mi) |
| Max. width | 15–25 kilometres (9.3–15.5 mi) |
| Surface area | 1,600 square kilometres (600 sq mi) |
The sound can be divided into two parts, by a line drawn between Tugwell and Melville Islands. The northern part, is influenced by the Nass River outflows and village of Lax Kw'alaams, and the southern part influenced by the Skeena River outflows and the city of Prince Rupert.
It may have been named in 1788 by British Captain Charles Duncan after John Pitt, 2nd Earl of Chatham, who was First Lord of the Admiralty at that time.
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