The table demonstrates the average bill and rates paid by Australian households in five different cities for water usage, categorized into two thresholds, under and over 125 kiloliters.
Overall, water prices per kiloliter are more expensive when households exceed 125 kiloliters. In addition, Sydney charges the highest rate for water usage under 125 kiloliters, while the same trajectory is seen in Perth with over 125 kiloliters. Notably, citizens in Perth pay a higher average cost in comparison with other cities.
Looking first at the under 125 kiloliter water consumption, the highest cost is seen in Sydney, at $0.98. This is followed by the prices in Brisbane and Melbourne, at $0.81 and $0.78, respectively. Adelaide and Perth, meanwhile, have similar charges, at $0.42, standing in the lowest position in this category.
When water usage surpasses 125 kiloliters, Adelaide and Perth charge the most, at $1.00 and $1.50, respectively. Moreover, there is a moderate growth of $0.3 in the figure for Brisbane, whereas two other cities witnessed no change compared to the aforementioned threshold. Regarding the average bill for water usage, households in Perth and Sydney need to pay $332 and $319, respectively. Furthermore, the prices in Adelaide and Brisbane fluctuate around $310, while the data for Melbourne reports the lowest water bill of $253.