SmogRank / World / Canada / British Columbia / December 2023
Most polluted cities in British Columbia, Canada, December 2023
38 cities in British Columbia, Canada ranked by their average PM2.5 over the 31 days. Worst: Cranbrook at 9.7 µg/m³, #748 of 2,197 cities in the world. Cleanest: Williams Lake at 2.2. A city needs measurements on 70% of the days to be ranked.
Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.
- 1Cranbrook 0%
- 2Prince George 0%
- 3Vernon 0%
- 4Smithers 0%
- 5Quesnel 0%
- 6Duncan 0%
- 7Port Alberni 0%
- 8Courtenay 0%
- 9Langford 0%
- 9Terrace 0%
- 11Kamloops 0%
- 12Whistler 0%
- 13Kelowna 0%
- 14Victoria 0%
- 14Harewood 0%
- 16Gibsons 0%
- 16Richmond 0%
- 18Abbotsford 0%
- 19Vancouver 0%
- 20Chilliwack 0%
- 20Langley 0%
- 22Fort St. John 0%
- 22Strawberry Hill 0%
- 24Campbell River 0%
- 24Penticton 0%
- 26Hope 0%
- 26Squamish 0%
- 28North Cowichan 0%
- 29Agassiz 0%
- 29Coquitlam 0%
- 31Burnaby 0%
- 31Delta 0%
- 31Kitimat 0%
- 34North Vancouver 0%
- 35Nanaimo 0%
- 36Port Coquitlam 0%
- 36West Vancouver 0%
- 38Williams Lake 0%
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
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SmogRank, most polluted cities in British Columbia, Canada, PM2.5, December 2023, smogrank.com/ca/region/british-columbia/history/2023-12 (accessed 6 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.