Mezue ahịrịokwu na-esonụ: A na-ekpuchi àkwà mmiri ahụ mgbe ụfọdụ n'oge idei mmiri, na nso nso a n'oge idei mmiri Queensland nke March 2010 na ọzọ n'oge
Iju mmiri nke Jenụwarị 2011. A na-ebu ụzọ kpuchie akwa mmiri site na mmiri iju mmiri na ịdị elu nke mita 10.7, na-ezo aka na St George flood gauge.