SmogRank / World / Canada / British Columbia / October 2024
Most polluted cities in British Columbia, Canada, October 2024
39 cities in British Columbia, Canada ranked by their average PM2.5 over the 31 days. Worst: Cranbrook at 7.5 µg/m³, #907 of 1,966 cities in the world. Cleanest: Williams Lake at 2.1. 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%
- 2Quesnel 0%
- 3Castlegar 0%
- 4Prince George 0%
- 5Harewood 0%
- 6Vernon 0%
- 7Mission 0%
- 7Port Alberni 0%
- 7Smithers 0%
- 10Victoria 0%
- 11Duncan 0%
- 12Gibsons 0%
- 13Abbotsford 0%
- 13Fort St. John 0%
- 13Langford 0%
- 13Nanaimo 0%
- 13Terrace 0%
- 18Kamloops 0%
- 18Richmond 0%
- 20Burnaby 0%
- 20Kelowna 0%
- 20Vancouver 0%
- 23Strawberry Hill 0%
- 24Campbell River 0%
- 25Chilliwack 0%
- 25Langley 0%
- 27North Vancouver 0%
- 27Port Coquitlam 0%
- 29Squamish 0%
- 30Whistler 0%
- 31North Cowichan 0%
- 32Coquitlam 0%
- 32Creston 0%
- 32Hope 0%
- 35Agassiz 0%
- 36Delta 0%
- 37West Vancouver 0%
- 38Kitimat 0%
- 39Williams 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, October 2024, smogrank.com/ca/region/british-columbia/history/2024-10 (accessed 7 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.