Leachate from Mittaganahalli landfill contaminates Srinivasapura Lake, kills animals
GS3Economy · S&T · Environment · Security· Pollution (air, water, plastic)· Prelims + Mains·
Why in news
Leachate from the Mittaganahalli landfill contaminated Srinivasapura Lake in July 2026, causing animal deaths and disrupting lake rehabilitation efforts.
Background
The Mittaganahalli landfill, managed by Bengaluru Solid Waste Management Limited (BSWML), has accumulated 287 crore litres of leachate. BSWML CEO Karee Gowda announced a ₹475 crore treatment plant to be operational by September 2026.
Facts for Prelims
- PlaceSrinivasapura Lake (Baiyappanahalli Lake) is located in Bengaluru, Karnataka.
- FactMittaganahalli landfill has accumulated 287 crore litres of leachate as of July 2026.
- BodyBengaluru Solid Waste Management Limited (BSWML) is the body responsible for managing the Mittaganahalli landfill.
- FactA ₹475 crore leachate treatment plant is planned for completion by September 2026.
For Mains
Q. Discuss the environmental and public health risks posed by improper landfill management in rapidly urbanizing cities like Bengaluru.
Dimensions to cover in your answer
- Groundwater degradation: Percolation of heavy metals and pathogens into local borewells affecting potable water safety.
- Ecological disruption: Destruction of aquatic biodiversity and local fauna due to chemical toxicity in urban water bodies.
- Regulatory oversight: Inadequate monitoring of leachate containment systems in converted quarry-to-landfill sites.
Keywords: Leachate management · Urban waste management · Groundwater contamination · Environmental degradation · Solid waste infrastructure
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