Ghaziabad Nagar Nigam — sever water mix in supply water in home

Address:

Ghaziabad, Uttar Pradesh

dear sir I leve in Nadgram Ghaziabad C block My Name Is Manmohan My mobile no.[protected] I use nagar nigam water connection But many days the supply water mix with sever water. this water very dangerous for human. So please take my request. and forward / solve this problem.