Chehalis, British Columbia is a small forestry, agricultural and First Nations community in the Lower Mainland of British Columbia located on BC Highway 7 on the west bank of the Harrison River between the town of Mission and the resort community of Harrison Hot Springs. First Nations is a term of ethnicity used in Canada. ... The Lower Mainland is the name that residents of British Columbia apply to the region surrounding the City of Vancouver. ... Motto: Splendor Sine Occasu (Latin: Splendour without diminishment) Official languages English Capital Victoria Largest city Vancouver Lieutenant-Governor Iona Campagnolo Premier Gordon Campbell (BC Liberal) Parliamentary representation  - House seats  - Senate seats 36 6 Area Total  - Land  - Water  (% of total)  Ranked 5th 944,735 km² 925,186 km² 19,549 km... British Columbia provincial highway 7, known as the Lougheed Highway, is an alternative route to Highway 1 through the Lower Mainland. ... The Harrison River is a short but large tributary of the Fraser River, entering it near the community of Chehalis. ... Mission is a Canadian city, in the province of British Columbia and is situated on the north bank of the Fraser River, overlooking the Fraser Valley. ... Harrison Hot Springs is a small community on the southern end of Harrison Lake in the Fraser Valley of British Columbia. ...