Delhi Jal Board — Sending messages of DJB water bill without reading meter also not receiving the bill

Dear Sir, i am resident of H.no-58b ambedkar colony bijwasan new delhi my K.NO. is [protected] i am receiving the message of huge amount of bill without meter reading and also not received the copy of bill only received the total bill amount in message.i hardly use 150000 ltr in a month but as per government scheme 20000 ltr is free kindly waive off my bill amount so that I will pay the correct bill amount.