Australia Air Quality Index: New South Wales: Sydney North-West: St Marys: Particles PM2.5: 24-hour Avg

Australia Air Quality Index: New South Wales: Sydney North-West: St Marys: Particles PM2.5: 24-hour Avg data was reported at 25.000 Index in 17 May 2025. This records an increase from the previous number of 10.000 Index for 16 May 2025. Australia Air Quality Index: New South Wales: Sydney North-West: St Marys: Particles PM2.5: 24-hour Avg data is updated daily, averaging 22.000 Index from Mar 2016 (Median) to 17 May 2025, with 3213 observations. The data reached an all-time high of 373.000 Index in 08 May 2016 and a record low of 0.000 Index in 02 Jul 2022. Australia Air Quality Index: New South Wales: Sydney North-West: St Marys: Particles PM2.5: 24-hour Avg data remains active status in CEIC and is reported by State of New South Wales Department of Planning, Industry and Environment. The data is categorized under Global Database’s Australia – Table AU.ESG.E004: Air Quality Index & Air Pollutants. [COVID-19-IMPACT]

View Australia's Australia Air Quality Index: New South Wales: Sydney North-West: St Marys: Particles PM2.5: 24-hour Avg from 23 Mar 2016 to 25 Mar 2025 in the chart:

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