In this task, given a sentence in the English language, your task is to convert it into the Japanese language.

The dam is to supply fresh water to the city of Canberra.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
ダムはキャンベラの都市に新鮮な水を供給するためのものである。