Yamuna has been turned into an open sewer. In Delhi alone, the Yamuna picks up Nearly 1.800 million liters daily (MLD) of domestic and industrial wastes. About 40% of Delhi’s sewage is discharged into the Yamuna without treatment. The 48 km. sketch of Yamuna passing through okhla is the most polluted segment of the river. A measure of sewage contamination is the coliform. The most serious feature of Yamuna water pollution is that about 515 MLD of untreated water is added Into the river daily which carries about 150 tons of organic wastes, 300 tons of dissolved solids and 150 tons of suspended solids.
On December 10, 1997, the central pollution control Board (CPCB) submitted a Rs 480 crore. Yamuna action plan to Delhi High Court to cleanse the polluted water. This plan was likely to be completed by 31st March, 1999. It involved the Following measures
- Fourteen sewage treatment plants are being constructed in various parts of Delhi.
- To ensure that no effluents from NFL, Panipat flow into the river.
- To ensure that the forthcoming panipat refinery treats its effluents to desired Level and uses the same for irrigation.