SmogRank / World / Canada / British Columbia / August 2023
Most polluted cities in British Columbia, Canada, August 2023
39 cities in British Columbia, Canada ranked by their average PM2.5 over the 31 days. Worst: Kamloops at 53.9 µg/m³, #8 of 1,926 cities in the world. Cleanest: Campbell River at 5.2. 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.
- 1Kamloops 33%
- 2Vernon 28%
- 3Penticton 27%
- 4Fort St. John 27%
- 5Hope 26%
- 6Kelowna 24%
- 7Quesnel 23%
- 8Castlegar 20%
- 9Cranbrook 17%
- 10Creston 16%
- 11Chilliwack 14%
- 12Agassiz 14%
- 13Squamish 13%
- 14Gibsons 13%
- 15Abbotsford 10%
- 16Prince George 9%
- 17Whistler 9%
- 18Smithers 7%
- 19Kitimat 7%
- 20Coquitlam 6%
- 21Burnaby 6%
- 22Port Coquitlam 4%
- 23Langford 3%
- 24Terrace 3%
- 25Williams Lake 3%
- 26West Vancouver 3%
- 27Langley 3%
- 28Strawberry Hill 3%
- 29North Vancouver 0%
- 30Victoria 0%
- 31Duncan 0%
- 32Nanaimo 0%
- 32Richmond 0%
- 34Vancouver 0%
- 35Port Alberni 0%
- 36Courtenay 0%
- 37North Cowichan 0%
- 38Delta 0%
- 39Campbell River 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, August 2023, smogrank.com/ca/region/british-columbia/history/2023-08 (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.