Historedia
Episode 2 of 2

Arrival at Fort Astoria

When
14 July 1811
Where
Mouth of the Columbia River
Part of
David Thompson posts a claim notice at the Columbia-Snake confluence

Thompson reached the mouth of the Columbia and found Fort Astoria under construction.

On 14 July 1811, Thompson reached the partially constructed Fort Astoria at the mouth of the Columbia. The fort was built by Pacific Fur Company employees using bark-covered logs. Thompson arrived two months after the Tonquin, the Pacific Fur Company's ship.

Sources

  1. David Thompson (explorer) Wikipedia, revision of 2026-08-07
  2. Fort Astoria Wikipedia, revision of 2026-08-14

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.