The Chehalis First Nation or Chehalis Indian Band (icon) is the band government of the Sts'Ailes

Sts'Ailes

The Sts'ailes are a First Nations people in the Lower Mainland of the Canadian province of British Columbia. They are a Halqemeylem-speaking people but are distinct historically and politically from the surrounding Sto:lo peoples...

 people, whose territories lie between Deroche

Deroche, British Columbia

Deroche is a farming and railway community on the Canadian Pacific Railway and BC Highway 7 located approximately 110 km east of Vancouver, British Columbia, Canada. Deroche is adjacent to the eastern end of Nicomen Island, from which it is separated by the Nicomen Slough...

 and Agassiz, British Columbia

Agassiz, British Columbia

Agassiz is a small community located in British Columbia's Fraser Valley. The only town within the jurisdiction of the District Municipality of Kent, it contains the majority of Kent's population.-References:...

. The Sts'Alies are a Halqemeylem-speaking people but are distinct historically and politically from the surrounding Sto:lo

Stó:lo

The Sto:lo , alternately written as Stó:lō, Stó:lô or Stó:lõ and historically as Staulo or Stahlo, and historically known and commonly referred to in ethnographic literature as the Fraser River Indians or Lower Fraser Salish, are a group of First Nations peoples inhabiting the Fraser Valley of...

 peoples.

Indian Reserves

Indian Reserves under the jurisdiction of the Chehalis First Nation include:

• Chehalis Indian Reserve No. 5, on the right bank (west bank) of the Harrison River (location of the main community), 880.20 ha
• Chehalis Indian Reserve No. 6, on the left bank (east bank) of the Harrison River, opposite IR No. 5, 25.5 ha.
• Pekw'Xe:yles
  Pekw'Xe:yles
  Pekw'Xe:yles, also spelled Peckquaylis , is an Indian Reserve on the north bank of the Fraser River in Mission, British Columbia, Canada, located between Lower Hatzic Slough and D'Herbomez Creek. 10.3 ha. in area, it was reinstated in June, 2005 by Order in Council and is used by 21 Indian...
  
   (Peckquaylis) 10.3 ha. Shared with 23 other bands, former site of St. Mary's Indian Residential School in Mission, now an educational and business complex