Kindly refer  to the following link(s):

Recycled water for wudu | Sheikh Assim Al Hakeem


Small amount of water become impure if small amount of impurity falls, characteristics don't change?


Can we make wudu or ghusl with water that is colored with rust, mud, flowers etc?


Tap water has chlorine in it, can we use it for wudu, ghusl? (Water characteristics suitable to use)


Does a small amount of water become najis (impure) if some impurity falls into it but its characteristics do not change? (IslamQ&A)