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Review of Namoi Air Quality May 2017 July 2018 Namoi Region Air - PowerPoint PPT Presentation

Review of Namoi Air Quality May 2017 July 2018 Namoi Region Air Quality Advisory Committee, 6 September 2018, Gunnedah Overview 1. Air Quality Index, Namoi May 2017 to July 2018 2. PM 10 and PM 2.5 trends 3. Poor air quality events:


  1. Review of Namoi Air Quality May 2017 – July 2018 Namoi Region Air Quality Advisory Committee, 6 September 2018, Gunnedah

  2. Overview 1. Air Quality Index, Namoi May 2017 to July 2018 2. PM 10 and PM 2.5 trends 3. Poor air quality events: • Regional PM 10 on 15 April 2018 • Gunnedah PM 2.5 on 14-21 July 2018 2

  3. Air Quality Index: Namoi Region, May 2017 to July 2018 90% Very Good to Good 3

  4. Days above benchmark concentrations 4

  5. Daily average PM 10 May 2017 to July 2018 Very Good to Good 5

  6. Daily average PM 2.5 May 2017 to July 2018 Very Good to Good 6

  7. Daily Maximum 1-hour Nitrogen Dioxide Gunnedah, March to July 2018 Very Good 7

  8. Daily Maximum 1-hour Ozone Gunnedah, March to July 2018 Very Good to Good 8

  9. Seasonal Weather and Climate Rainfall very much below average Maximum temperatures highest on record Intense Drought South-easterly winds uth-easterly winds 9

  10. Regional Dust Storm 15 April 2018 24-hour PM 10 Poor to Very Poor Westerly winds Dust transported long-range with cold front 10

  11. Gunnedah 14-21 July 2018 24-hour PM 2.5 Fair to Poor Peak 1-hour PM 2.5 overnight Very low temperatures and wind speeds overnight 11

  12. Summary 90% Very Good to Good Local and regional sources affect air quality 12

  13. Community reporting Online Air Quality Index and data Online Newsletter 13

  14. Questions? Thank you 14

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