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| fatalities = 15<ref>{{Cite news |title=NSW, Queensland floods live news updates: ‘it’s climate change,’ Palaszczuk says as Qld death toll rises to 10; NSW on flood alert |url=https://www.theguardian.com/australia-news/live/2022/mar/04/australia-news-updates-flood-warnings-rain-weather-nsw-queensland-scott-morrison-covid-coronavirus-omicron |access-date=4 March 2022 |website=Guardian |date=4 March 2022 }}</ref><ref>{{Cite web |title=Fifth flood death in NSW's flood crisis confirmed as man's body discovered |url=https://www.abc.net.au/news/2022-03-04/nsw-fifth-flood-death-confirmed/100884086 |access-date=4 March 2022 |website=ABC news }}</ref>
| fatalities = 15<ref>{{Cite news |title=NSW, Queensland floods live news updates: ‘it’s climate change,’ Palaszczuk says as Qld death toll rises to 10; NSW on flood alert |url=https://www.theguardian.com/australia-news/live/2022/mar/04/australia-news-updates-flood-warnings-rain-weather-nsw-queensland-scott-morrison-covid-coronavirus-omicron |access-date=4 March 2022 |website=Guardian |date=4 March 2022 }}</ref><ref>{{Cite web |title=Fifth flood death in NSW's flood crisis confirmed as man's body discovered |url=https://www.abc.net.au/news/2022-03-04/nsw-fifth-flood-death-confirmed/100884086 |access-date=4 March 2022 |website=ABC news }}</ref>


| duration = {{start date|2022|02|23|df=y}}–{{end date|2022|03|05|df=y}}
| duration = {{start date|2022|02|23|df=y}}–present
| affected = [[South East Queensland]], [[Wide Bay–Burnett]], the [[Northern Rivers]], [[Central Coast (New South Wales)|Central Coast]] and [[Western Sydney]]
| affected = [[South East Queensland]], [[Wide Bay–Burnett]], the [[Northern Rivers]], [[Central Coast (New South Wales)|Central Coast]] and [[Western Sydney]]
}}
}}

Revision as of 05:23, 5 March 2022

2022 Eastern Australia floods
Pedestrian tunnel flooding in the suburb of Tanah Merah, in south Brisbane
Date23 February 2022 (2022-02-23)–present
LocationSouth East Queensland, Wide Bay–Burnett, the Northern Rivers, Central Coast and Western Sydney
Deaths15[1][2]

The 2022 Eastern Australia floods is a current flood event occurring in South East Queensland, Wide Bay–Burnett and parts of coastal New South Wales. The city of Brisbane suffered major flooding, along with the cities of Maryborough, Gympie, the Sunshine Coast, Caboolture, Toowoomba, Ipswich, Logan City, the Gold Coast, Murwillumbah, Grafton, Lismore, the Central Coast and some parts of Sydney. Fifteen people are known to have died during the flooding, 10 in Queensland and 5 in New South Wales, with Lismore, NSW experiencing the worst flood in its history.[3]

Meteorology

Rainfall of over 400 millimetres (16 in) was recorded across the greater Brisbane area.[4] In the three days to 28 February, greater Brisbane received 676.8 millimetres (26.65 in) of rainfall, the largest three, and seven, day total ever recorded in Brisbane.[5] Mount Glorious received in excess of 1,770 millimetres (70 in) of rainfall in the week until 28 February.[6] The rainfall recorded was higher than that of the 1974 Brisbane flood, with 30 locations across the south-east recording in excess of 1000 millimetres.[7]

Cause

The flood event was caused by low pressure system over Queensland's southern coast that dragged in moisture from the Coral Sea in the north, raising it over the Queensland coastline. The area of colder air higher in the atmosphere travelled in, thus making the atmosphere unstable and permitting moisture to be lifted up and falling as rain. As the system headed south, it turned into an East coast low near the Central Coast and Sydney. Furthermore, around New Zealand, there existed an area of high pressure, which is an anti-clockwise rotating blocking high that obstructed the low pressure system from drifting away into the Tasman Sea.[8]

Impact

Queensland

Rowing Shed in West End, Brisbane

Throughout South East Queensland and the Wide Bay–Burnett, almost one thousand schools were closed in response to the flooding,[9] evacuations took place[10] and the public were advised to avoid non-essential travel.[11] Food shortages were reported across the region, due to the ensuing supply chain crisis as well as affecting communities in outback Queensland.[12]

In Brisbane, the CBD experienced flooding as well as the inner city areas of South Bank and South Brisbane, Milton, West End, and Newstead. In 28 February the Brisbane River’s height reached 3.8 metres (12 ft), higher than the 2.3-metre (7 ft 7 in) peak height of flooding in 2013 and below the 3.9 metres recorded during the 2010–2011 Queensland floods[13] but less than the peak height of 4.46m in 2011.[14] Throughout South-East Queensland, more than 20,000 homes were inundated and power outages affecting over 51,000 properties.[15][16] All public transport services were shutdown lasting for several days, including rail, buses, and City Cat ferries. South-East Queensland's rail network suffered extensive damage resulting from landslips, and major highways closed due to flooding, including the Bruce Highway, the Warrego Highway and the Ipswich Motorway.[17]

Holman Street ferry wharf in the Brisbane River suffered damage by floating debris.[18] On the 28 February, a river crane for the Kangaroo Point Bridge broke free of its mooring, causing the evacuation of apartment and office buildings along Eagle street and the area of Howard Smith Wharves.[19][20] Wivenhoe Dam peaked at 183.9% capacity that day, despite the outflow gates being opened.[21] Enoggera Dam, in the western Brisbane suburb of The Gap, reached a record capacity of 270% on the same day.[22]

In the Wide Bay–Burnett, the city of Gympie suffered its worst flooding since 1893, with the Mary river peaking at 22.8 metres on 28 February, reaching its highest water level since 1893.[23] About 550 people sought shelter at the Gympie evacuation shelter, and up to 3600 homes were inundated in the city.[24] The city of Maryborough also suffered flooding in parts of its CBD and cut bridges, an 11-metre flood levee was erected to protect the rest of the city centre.[25]

New South Wales

In the Northern Rivers, the M1 highway was closed by flooding from Cudgera Creek to Tweed Heads.[26] The area, particularly Lismore and Clarence Valley Council, suffered fuel, food and water shortages. 400 personnel were sent to Lismore to help with the clean-up. Four people perished in Lismore, after the area suffered its worst flood in history, inundating many businesses and homes in the city.[27]

In Sydney, thousands of people in Camden, Chipping Norton, Georges Hall, Lansvale, Milperra, Moorebank, Warwick Farm, North Richmond, Windsor, and nearby suburbs were told to evacuate as the Hawkesbury River, Nepean River and Georges rivers began to rise after 100mm of rain fell over parts of Western Sydney overnight.[28][29] Warragamba Dam, Sydney’s chief reservoir, was spilling at a rate in excess of 70 gigalitres a day on 3 March.[28]

Response

European Commission's European External Action Service activated the Copernicus Emergency Management Service – Mapping in order to produce delineation maps[30] of floods in the Brisbane, Gatton, Grafton, Grantham, Gympie, Lismore, Maryborough and Wivenhoe areas of interest.

See also

References

  1. ^ "NSW, Queensland floods live news updates: 'it's climate change,' Palaszczuk says as Qld death toll rises to 10; NSW on flood alert". Guardian. 4 March 2022. Retrieved 4 March 2022.
  2. ^ "Fifth flood death in NSW's flood crisis confirmed as man's body discovered". ABC news. Retrieved 4 March 2022.
  3. ^ "Northern Rivers floods UPDATES LIVE: A year's worth of rain in days, eighth person dies". 27 February 2022. Archived from the original on 28 February 2022. Retrieved 28 February 2022.
  4. ^ Massive falls recorded in south-east Queensland, more rain ahead, ABC News, 23 February 2022, archived from the original on 26 February 2022, retrieved 26 February 2022
  5. ^ "677 mm in three days breaks Brisbane rainfall record". weatherzone.com.au. Archived from the original on 27 February 2022. Retrieved 1 March 2022.
  6. ^ "677 mm in three days breaks Brisbane rainfall record". weatherzone.com.au. Archived from the original on 27 February 2022. Retrieved 1 March 2022.
  7. ^ Marsh, Stuart (1 March 2022). "'Bigger than '74': Queensland Premier confirms record-breaking rainfall". Ninenews. Retrieved 1 March 2022.{{cite web}}: CS1 maint: url-status (link)
  8. ^ "What caused the 'rain bomb'? How the unprecedented Queensland and NSW 2022 floods unfolded". The Guardian. 28 February 2022. Retrieved 3 March 2022.{{cite web}}: CS1 maint: url-status (link)
  9. ^ Scott, Samantha; Ripper, Felicity; Innes, Natasha; Marszalek, Jessica (27 February 2022). "FULL LIST: 986 schools closed as flood chaos continues". news.com.au — Australia’s leading news site. Archived from the original on 27 February 2022. Retrieved 27 February 2022.
  10. ^ "Three killed, evacuations ordered as continuing severe weather causes chaos in south-east Queensland". ABC News. 25 February 2022. Archived from the original on 27 February 2022. Retrieved 27 February 2022.
  11. ^ "Savage weather batters south-east Queensland with deadly flash flooding escalating". The Guardian. 25 February 2022. Archived from the original on 27 February 2022. Retrieved 27 February 2022.
  12. ^ Pengilley, Victoria (1 March 2022). "Queensland flooding triggers fruit and vegetable shortages in outback towns". ABC news. Archived from the original on 28 February 2022. Retrieved 1 March 2022.
  13. ^ "Brisbane suburbs in flood's firing line as heavy rain and high tide combine". The Courier Mail. 27 February 2022. Archived from the original on 27 February 2022. Retrieved 27 February 2022.
  14. ^ http://www.bom.gov.au/qld/flood/fld_history/brisbane_history.shtml
  15. ^ Ludlow, Mark (1 March 2022). "Wild weather and flooding moves into NSW". AFR. Archived from the original on 28 February 2022. Retrieved 28 February 2022.
  16. ^ "Major flood disaster in Brisbane, 20,000 houses inundated". ABC news. 1 March 2022. Retrieved 1 March 2022.{{cite web}}: CS1 maint: url-status (link)
  17. ^ Bailey, Mark (1 March 2022). "Big wet continues to impact public transport". Queensland Government. Archived from the original on 1 March 2022. Retrieved 1 March 2022.
  18. ^ "Six dead in the flood of centuries in eastern Australia". 24sata. 27 February 2022. Archived from the original on 27 February 2022. Retrieved 28 February 2022.
  19. ^ "Evacuation warning as pontoon carrying crane breaks free of mooring in Brisbane". Ninenews. 28 February 2022. Retrieved 1 March 2022.{{cite web}}: CS1 maint: url-status (link)
  20. ^ "Brisbane River to see another major peak as south-east Queensland reels from weather emergency". ABC news. 28 February 2022. Retrieved 1 March 2022.{{cite web}}: CS1 maint: url-status (link)
  21. ^ "Wivenhoe | Seqwater". www.seqwater.com.au. Archived from the original on 1 October 2020. Retrieved 27 February 2022.
  22. ^ "Enoggera | Seqwater". www.seqwater.com.au. Archived from the original on 27 February 2022. Retrieved 27 February 2022.
  23. ^ "Queensland floods: SES worker killed as death toll rises to five and part of Gympie evacuated". The Guardian. 26 February 2022. Archived from the original on 26 February 2022. Retrieved 26 February 2022.
  24. ^ Zagon, Chanel (27 February 2022). "Gympie smashed by largest flood in more than a century". Ninenews. Archived from the original on 27 February 2022. Retrieved 1 March 2022.
  25. ^ Barton, Fraser (28 February 2022). "Qld residents stranded as floods continues". 7News. Archived from the original on 1 March 2022. Retrieved 1 March 2022.
  26. ^ "Heavy traffic build up as M1 closes due to flooding". Bigrigs. 28 February 2022. Archived from the original on 1 March 2022. Retrieved 1 March 2022.
  27. ^ "Maclean in Clarence Valley braces as cracks form in levee, flood clean-up continues elsewhere". ABC News. 3 March 2022. Retrieved 4 March 2022.
  28. ^ a b Hannam, Peter (3 March 2022). "NSW flood: Sydney residents in west and north-west evacuate as Warragamba Dam spills". The Guardian. Retrieved 3 March 2022.
  29. ^ "Sydney weather warning cancelled as rain moves towards the Hunter". ABC News. 3 March 2022. Retrieved 3 March 2022.
  30. ^ "EMSR567: Floods in Queensland, Australia". Copernicus Emergency Management Service — Mapping. European Union. 26 February 2022. Retrieved 1 March 2022.