Delhi Jal Board — wastage of water in central government residential accommodation I/434& I/438

Address:

Kasturba nagar new delhi, New Delhi, Delhi, 110003

I am a resident of kasturba nagar new Delhi central govt accommodation of H-407, New Delhi.
Here there is a vacant quarters opposite and Earth floor and also vacant in left, right Side of my quarter.Earth ground of quarters in front of H-413, H-415 are also vacante.
A huge amount of water is getting wastage of from the kasturba nagar jal board tanker everyday.
So kindly give a quick and propriate solution so can water wastage save.