in 40 years, [23] after the Burnett River flooded the city. This resulted in the evacuation of 300 homes. [23] Condamine/Balonne River basin Chinchilla and Jericho were also inundated. [19] At least 40 residents were evacuated from Chinchilla. [30] Flooding in Dalby was the worst since 1981. [31] The town's water