Report by Kerala State Pollution Control Board (KSPCB) in Original Application No 184, 233 and 234 of 2024 (SZ) (Suo Motu Vs The Principal Secretary, Kerala & Others).

The matter related to mass fish kill in Periyar river in Kerala after suspected effluent release.

The NGT was informed that the High Court of Kerala passed an order dated June 10, 2024 directing formation of a committee. The High Court directed that the committee should file their report containing the suggestions and actions to betaken to curb the pollution in the Periyar river.

Report filed by the Additional Chief Secretary to Kerala government in the matter of Shibu Manuel Vs Kerala State Pollution Control Board & Others dated 03/03/2021.

Report filed by the Kerala State Pollution Control Board, Senior Environmental Engineer, Environmental Surveillance Centre, Eloor, Ernakulam dated 22/02/2021. The report was the assessment of efficiency of the ETP/CETP and ZLD implementation in the industrial clusters of Greater Kochi along the banks of river Periyar.

Order of the National Green Tribunal in the matter of Shibu Manuel, Secretary, Green Action Force Vs Govt. of India & Others dated 21/01/2019 regarding direction seeking for zero discharge of industrial sludge on the river Periyar and to clean Kuzhikandam Thodu, Panachithodu, Pallipuramchal and Unthithodu, which are small streams meeting the river Periyar. The case of the applicant is that Hindustan Insecticides Ltd., Fertilisers and Chemicals Travancore Ltd. and M/s. Merchem Ltd.

Order of the National Green Tribunal in the matter of Shibu Manuel, Secretary, Green Action Force Vs Govt. of India & Others dated 14/11/2018 regarding contamination and pollution of River Periyar, Kerala.

Order of the National Green in the matter of Shibu Manuel, Secretary, Green Action Force Vs. The Govt. of India & Ors. dated 26/09/2018. The case relates to pollution being caused to the River Periyar in Kerala by discharge of effluents by more than 400 industrial units. As per the information received from the State Pollution Control Board, although the four most polluting industries have been identified, other industries also contribute to the pollution.