The bar chart demonstrates the volume of water stored in dams across six Australian cities between October 2009 and October 2010, measured as a percentage of their maximum storage. Units are measured as a percentage of their maximum storage
Overall, the levels of water in 6 cities showed an upward trend during the October of 2009 and 2010, except for city 1 and 4 recorded a decrease. City 6 witnessed the most significant increase, reached the highest percentage of maximum capacity in October 2010.
City 1 showed a decrease in reservoir water levels from 45% maximum capacity in October 2009 to 28% in October 2010. This is the highest increase among all, showing abundant rainfall or effective water management polices.
City 2 also showed an increase in reservoir water levels, increasing from 74% in October 2009 to 82% in October 2010. While this increase was not as large as city 6, but showing significantly improve water storage volume. City 3 had the lowest reservoir water levels in both years. However, city recorded a slight increase from 25% to 38% during the surveyed period. Despite remaining at a low level, thís growth indicates a positive sign to water resource recovery. Similarly city 2 and 3, city 5 also experienced an increase tn revoir water levels. Increasing the water volume from 40% in 2009 to 58% in 2010. Increasing showed significant improve and brought revoir water levels to an average level compared to other cities.