While Main Hindu temples are encouraged at sangams (confluence of rivers), river banking companies, lakes and seashore, Brhat Samhita and Puranas suggest temples might also be crafted in which a pure source of drinking water will not be existing. Here too, they propose that a pond be developed if possible https://hindutemplesinadelaide.finance.blog/2025/03/18/hindu-temple-in-adelaide-a-sacred-place-for-worship-and-devotion/