Municipal Corporation Of Delhi — Blockage and Overflowing of sewer causes severe diseases

I am a resident of Mahipalpur new delhi -110037 and would like to bring to your kind notice the extensive overflow of the sewage in uprahi mohalla in street going towards harizan basti, Mahipalpur, new delhi -110037 . Due to this local residents have to face detrimental effects of polluted water. The increasing amount of contaminated diseases is a growing concern. The overflowing) of the sewer line has been a concern for the last 7-8 days now.
This issue needs to be resolved on an emergency basis. Being a concerned resident of your supervised locality, I humbly request you to take appropriate steps immediately. I already complaint you 2 days before, but no action taken sir, kindly help us.