Untreated sewage, missing effluent plants key reasons for Yamuna's pollution: Govt
GS3Economy · S&T · Environment · Security· Pollution (air, water, plastic)· Prelims + Mains·
Why in news
The Jal Shakti Ministry identified untreated sewage, missing effluent treatment plants, and solid waste processing shortfalls as the primary drivers of Yamuna's pollution in Delhi.
Background
The Delhi Jal Board spent over ₹5,536 crore on Yamuna cleaning over the last three years. The NMCG has sanctioned 35 projects totaling ₹6,534 crore under the Namami Gange program to create 2,243 MLD of sewage treatment capacity.
Facts for Prelims
- FactDelhi Jal Board expenditure on Yamuna cleaning: over ₹5,536 crore in the last three years
- FactNMCG sanctioned 35 projects totaling ₹6,534 crore for Yamuna rejuvenation
- FactTarget sewage treatment capacity for Yamuna rejuvenation: 2,243 MLD
- FactBOD and DO levels (DPCC assessment, Sept 2025): BOD at 2.5 mg/l and DO at 9.5 mg/l
- BodyNMCG: National Mission for Clean Ganga
For Mains
Q. Examine the institutional and infrastructural bottlenecks hindering the rejuvenation of the Yamuna river despite significant financial outlays and central government interventions.
Dimensions to cover in your answer
- Infrastructure gap: Shortfall in effluent treatment plants and solid waste processing units in Delhi
- Inter-agency coordination: Alignment between Delhi Jal Board, DPCC, and NMCG for integrated river basin management
- Capacity constraints: Disparity between rapid urban sewage generation and the 2,243 MLD treatment target
Keywords: Effluent Treatment Plants · Sewage Management · River Rejuvenation · BOD and DO levels · Inter-agency Coordination
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