SmogRank / World / Canada / Nova Scotia / August 2026

Most polluted cities in Nova Scotia, Canada, August 2026

3 cities in Nova Scotia, Canada ranked by their average PM2.5 over the 31 days. Worst: Kentville at 5.5 µg/m³, #2,615 of 2,866 cities in the world. Cleanest: Sydney at 4.2. 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.

← Kentville 0% 0.75%0
Every city in Nova Scotia, Canada ranked for August 2026, one column each, ranked by unhealthy days: height is the share of its measured days that were unhealthy, colour its average. Point at it to read a city; tap to open it.
  1. 1Kentville
    0%
  2. 2Port Wallace
    0%
  3. 3Sydney
    0%
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

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

All cities in the world, August 2026 · All cities in Canada, August 2026 · Nova Scotia now

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SmogRank, most polluted cities in Nova Scotia, Canada, PM2.5, August 2026, smogrank.com/ca/region/nova-scotia/history/2026-08 (accessed 6 Oct 2026).

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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.