The northeast is already on permanent PDT.
On further reading, the northeast of British Columbia is on permanent Mountain Standard Time, as seen here:
https://www.timeanddate.com/time/zone/canada/chetwynd
Parts of the Columbia-Kootenays change between Mountain Standard and Mountain Daylight time:
https://www.timeanddate.com/time/zone/canada/cranbrook
while the Town Of Creston is permanently on Mountain Standard Time.
alt Hacker News
On further reading, the northeast of British Columbia is on permanent Mountain Standard Time, as seen here:
https://www.timeanddate.com/time/zone/canada/chetwynd
Parts of the Columbia-Kootenays change between Mountain Standard and Mountain Daylight time:
https://www.timeanddate.com/time/zone/canada/cranbrook
while the Town Of Creston is permanently on Mountain Standard Time.