Report filed by the Tamil Nadu Pollution Control Board in the matter of Tribunal on its own motion Suo Moto based on the news item titled "Sea of toxic foam in Tamil Nadu's Hosur after dam discharges surplus water" appearing in NDTV.com dated December 5, 2024.

River Thenpennai originates in Karnataka and enters Tamil Nadu through the northern side of Bangalore. The matter related to large scale foam in Thenpennai river due to untreated chemical effluents discharged from Kelavarapalli reservoir and residential sewage is also mixed with the water affecting water quality.

Status report filed by Chennai Metropolitan Water Supply & Sewerage Board in the matter of Tribunal on its Own Motion Suo Moto based on the news item in Dinamalar, Chennai Edition dated 19/08/2024 titled "Kalquarry in Sikkarayapuram near Kundrathur is full of water" Vs The Chief Secretary to Government, Ministry of Natural Resources & Others dated 28/03/2025.

Joint committee inspection report based on the orders of the National Green Tribunal (NGT) in the matter of M J Sankar Vs the State of Tamil Nadu & Others dated March 4, 2025.

The matter related to illegal mining of granite in quarry land (SF No 745) Nagaojanahalli village, Pochampalli taluk, Krishnagiri district.

Status report regarding the steps taken by the Coimbatore Municipal Corporation to manage municipal solid waste management.

The report outlines the ongoing initiatives and progress made to address Municipal Solid Waste (MSW) management, legacy waste bio-mining, to avoid open dumping at the Vellalore Dump Yard and the Odor issue along with the initiative taken for implementing new project proposals.

Report by the Tamil Nadu Pollution Control Board (TNPCB) in OA No 194 of 2024 (SZ) (Suo Motu Vs CPCB) dated 19/02/2025. The matter related to pollution of Buckingham canal.

Judgment of the Supreme Court in the matter of Vellore District Environment Monitoring Committee Vs The District Collector, Vellore district & Others dated 30/01/2025.

The matter related to pollution caused by untreated effluents discharged by tanneries and other industries in Tamil Nadu into the Palar river, posing a threat to the ecosystem.

Order of the National Green Tribunal in the matter of News Item titled "Chennai Citizen Connect: Ambattur residents cry foul as sewage from gated community pollutes area” appearing in DT Next dated 17.12.2024.

Report by the Tamil Nadu Pollution Control Board (TNPCB) in OA No 274 of 2024(SZ)(Suo Motu Vs The Chief Secretary to Govt. of Tamil Nadu, Chennai and Ors) dated 11/12/2024.

Order of the National Green Tribunal (Southern Zone, Chennai) in the matter of Tribunal on its own motion SUO MOTU based on the news item in The Indian Express Dt. 03.11.2023 titled “Tamil Nadu Activities Allege drinking water supplied from Madambakkam lake in Tambaram contaminated with sewage, civic body disagrees” Vs Tamil Nadu Pollution Control Board 11/11/2024.

Order of the National Green Tribunal in the matter of News item titled "Buckingham Canal remains choked with garbage, sewage" appearing in The Times of India dated 19.02.2024 dated 30/04/2024.

The Original Application is registered suo-motu on the basis of the news item titled "Buckingham Canal remains choked with garbage, sewage" appeared in The Times of India dated February 19, 2024.

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