26e57ad2-8a0f-472b-9a65-409582169c92 urn:uuid en UTF-8 nonGeographicDataset nonGeographicDataset 2025-06-23T21:43:09 creation ISO 19115 2016 Air Quality Data 26e57ad2-8a0f-472b-9a65-409582169c92 Air pollution has a significant impact on human health and the economy. Air quality in Sydney is usually very good by international standards. For more information about air quality in Sydney, how our ventilation systems work to manage air quality within and outside the tunnels, and what has contributed to improve vehicle emissions visit the Air Quality Portal. This dataset provides standardised measures of: Carbon Monoxide Nitrogen dioxide Nitrogen oxides Ozone Sulfur dioxide Particles < 10μm diameter Particles < 2.5μm diameter BTEX Methane Non-Methane Hydrocarbons THC The data captured is from 01/01/2004 - 31/12/2017 and only includes sites where RMS had access to the monitor's data. More information about the sites covered can be found in the Report and associated data files. Sydney active air air quality breath carbon health pedestrian people pollution Air Quality Index Categories Table documentDigital PNG Air quality API documentDigital HTML 01. Sydney AQ database (metadata) documentDigital XLSX 02. Sydney AQ database (CO) documentDigital XLSX 03. Sydney AQ database (NOx) documentDigital XLSX 04. Sydney AQ database (NO2) documentDigital XLSX 05. Sydney AQ database (O3) documentDigital XLSX 06. Sydney AQ database (SO2) documentDigital XLSX 07. Sydney AQ database (PM10 - events removed) documentDigital XLSX 08. Sydney AQ database (PM2.5 - events removed) documentDigital XLSX 09. Sydney AQ database (BTEX) documentDigital XLSX 10. Sydney AQ database (CH4) documentDigital XLSX 11. Sydney AQ database (NMHC) documentDigital XLSX 12. Sydney AQ database (THC) documentDigital XLSX RMS Air Quality Data Analysis Report (11 May 2018) documentDigital PDF