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The Duwamish Number 1 Site, also known as 45KI23, is an archaeological site on the Duwamish River in Seattle, Washington discovered by David Munsell, an archaeologist employed by the U.S. Army Corps of Engineers, in November 1975. The site was excavated by archaeologists in 1978, and again in 1986.[2]

Duwamish Number 1 Site
Duwamish Longhouse - Duwamish No. 1 site relics 01A.jpg
Nearest citySeattle, Washington
NRHP reference #77001338 [1]
Added to NRHPOctober 18, 1977

According to an archaeologic report released in 1981, the site was a shell midden and village between 670 and 1700 CE,[3] comprising four separate eras of occupation.[4] The researchers also found remains of ducks, as well as of mammals such as deer and elk.[2]

The site is owned by the Port of Seattle.[5]

See alsoEdit


  1. ^ "National Register Information System". National Register of Historic Places. National Park Service. 2008-04-15.
  2. ^ a b
  3. ^ Williams, p.35
  4. ^ "Archived copy" (PDF). Archived from the original (PDF) on 2008-10-21. Retrieved 2008-10-17. Cite uses deprecated parameter |deadurl= (help)CS1 maint: archived copy as title (link)
  5. ^


  • Williams, David B. (2005). The Street-Smart Naturalist: Field Notes from Seattle, Graphic Arts Center Publishing Co.