Water Service, Waterworks, Aqueduct, Conduit, Water Line
A water road carries your water supply. In the old days, these were called aqueducts.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
I want to fix the water supply as soon as possible.
Is it okay for people to drink the tap water in this area?
The water in the pool is about half tap water and half rainwater.