The bar chart depicts the water levels in reservoirs across 6 distinct Australian cities in both October 2009 and October 2010.
Overall, it is evident that there was a downward trend in the water levels in reservoirs in Darwin, while the opposite was true for the majority of the remaining areas. In addition, Canberra was the city with the highest percentage of water stored in reservoirs over the period.
Focusing on Canberra, it showed the highest proportion of water levels in storages, starting at 75% in October 2009 and reaching 95% by the next year. By contrast, Melbourne and Darwin remained the least figures. Melbourne, specifically, witnessed a considerable growth to 40% in October 2009. At the same time, Darwin; however, declined a half and stood at 25%.
In October 2009, Sydney stood at the second place with nearly 80%, exceeding the figures for Brisbane and Perth, at 55% and 40%, respectively. This was followed by a slight change or a remain stable in the proportion of water levels in reservoirs in both Sydney and Brisbane in October 2010. This time, furthermore, saw a rapid increase to approximately 70% in the figure for Perth.