What time did the 2011 Brisbane floods occur?

Levels in Somerset Dam peaked at 104.96 m AHD around 05:30 on Wednesday 12th January 2011. Water levels in Wivenhoe Dam peaked at 74.97 m AHD around 19:00 on Tuesday 11th January and remained above 74.9 m AHD for six hours from 18:00 on Tuesday 11th January [13].

How did the 2011 Brisbane floods start?

The floods were caused by heavy rain from tropical cyclone “Tasha” that joined with a trough during a La Niña event. La Niña is an unusual weather pattern, which brings wet weather to eastern Australia. This caused heavy rainfall across Queensland.

How long did the 2011 Brisbane floods last?

There were 35 confirmed deaths, a number that had not been reached in Queensland since 1927. The flood waters in Brisbane peaked at 4.46 metres at 4am on Thursday, January 13, and 322 millimetres of rain was received over the Brisbane River catchment for the five days.

When was the last time Brisbane River flooded?

Since European settlement there have been major floods in the following years: January 1841, March 1890, February 1893, February 1931, January 1974 and most currently January 2011 (view this timeline of the Brisbane River). The most notable are: The Great Flood of 1893

How tall was the Brisbane River in 2011?

The heavy and widespread rain continued in January, culminating in the Queensland river catchment system which feeds into the Brisbane River being overcome. The Brisbane River banks broke on the 11th of January 2011 and river levels peaked on the 13th at 4.46 metres, the sixth highest in the city’s long history.

When did the Lockyer Valley flood in Brisbane happen?

Six years ago, a catastrophic flood unfolded in the Lockyer Valley in southeast Queensland. The floodwaters then spread on January 11 2011 across the Brisbane River floodplains, inundating the Brisbane CBD and inner suburbs, and bringing the state’s capital to a standstill.

How many people died in the Queensland floods of 2010?

As at March 2012, there were 33 deaths attributed to the 2010–11 Queensland floods with a further three people still missing. Three-quarters of the council areas within the state of Queensland were declared disaster zones.