SOME ‘FACTS ‘ ABOUT THE DUST STORM
- Worst dust storm in more than 70 years
- The reddish-brown dust coating Sydney came from two river beds in western Queensland.
- Carried east overnight by gale-force winds of up to 100kph
- The storm began on Tuesday morning and visibility was down to 200m in some places.
- The tiny particles made it more than 2,400 kilometres from their origin.
- Initial estimates showed the dust plume stretched 600-800 kilometres along the NSW coast from Sydney to Queensland
- Dumping up to 16,000 tonnes of dust per hour into the Tasman Sea.
- That’s 4200 semi trailers of dust
- Pushed air pollution levels to 1500 times their normal levels
- Dust particles 2600 when dangerous is 200
- Today, Thursday, air pollution back down to normal, [with particulate matter] down to about 10 to 25 micrograms per cubic metre of air,”
- Yesterday, particulate matter readings were “off the chart”, about 15,500 micrograms per cubic metre,
- Dust from the interior would make it about 3500km to NZ while material crossing Queensland and northern NSW would be recycled north in one to two days, with the potential to reach as far as Darwin.
- The Fire Brigade received over 500 calls between 3am and 7am, triggered by automatic fire alarms. It normally received only 30 a day in that time period.
- As cars all over the city join the queues, car wash owners are thanking the heavens above for the storm that yesterday cloaked Sydney in a shroud of red dust.
- From dust thou art, and unto dust thou shalt return and if you do return be prepared to clean up after yourself.
- I’ll have to learn how to use the vacuum cleaner.