[3] In 1919, CM&S bought a tract of land at Warfield to supply cheap produce for its workers, and show that pollution from the Trail smelter was not as significant as critics claimed, but the farm proved the converse.

The only two sources in the world were Vemork, Norway, under German occupation, and Trail, where electrolytic hydrogen was a by-product of the CM&S sulfur recovery process.

The riding, which has traditionally voted for the British Columbia New Democratic Party, is currently represented by NDP MLA Katrine Conroy.

Created prior to the 2015 General Election, the seat is currently held by NDP Member of Parliament Richard Cannings (British Columbia politician).

Warfield has a humid continental climate (Dfb) with warm, sometimes hot summer days along with cool nights and moderately cold, snowy winters with annual snowfall averaging 179.1 cm (70.5 in).