SmogRank / World / Australia / September 2024

Most polluted cities in Australia, September 2024

8 cities in Australia ranked by their average PM2.5 over the 30 days. Worst: Sydney at 5.3 µg/m³, #1,310 of 1,555 cities in the world. Cleanest: Bendigo at 1.7. A city needs measurements on 70% of the days to be ranked.

← Sydney 5.3 µg/m³ 20 µg/m³0
Every city in Australia ranked for September 2024, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1Sydneylow-cost sensorsNew South Wales
    5.3
  2. 2TraralgonVictoria
    5.1
  3. 3Melbournelow-cost sensorsVictoria
    3.9
  4. 4Bacchus MarshVictoria
    3.6
  5. 5GeelongVictoria
    3.4
  6. 6WangarattaVictoria
    3.3
  7. 7MilduraVictoria
    3.1
  8. 8BendigoVictoria
    1.7
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

PM2.5 in µg/m³, coloured by the US EPA's PM2.5 categories. 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, September 2024 · Australia now

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SmogRank, most polluted cities in Australia, PM2.5, September 2024, smogrank.com/au/history/2024-09 (accessed 2 Oct 2026).

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