GIS plays an important role in management of water. GIS can be used to provide information about all subscriber that can be raccorded to the network and the kind of subscriber for better management of the water and all locations of leakages that helps for improving yields.
For your work, U can use SIG to interpolate the criteria results with IDW or spline methods by ESRI or u can convert the results of pipe to for u can create data base for the region study.