Environment Minister Harsh Vardhan in a written reply in Rajya Sabha said that the compliance with environmental norms in thermal power plants was monitored by the Central Pollution Control Board (CPCB), state pollution control boards and pollution control committees.
"Based on the inspections carried by the CPCB under the Environmental Surveillance Squad (ESS) and SMS alerts generated, 21 power plants were found non-compliant where pollution control systems need to be upgraded.
He was asked whether 19 thermal power plants across the country were polluting the air of the respective cities.
The 21 thermal power plants include Paras thermal power station in Maharashtra, Patratu thermal power station in Jharkhand, Kutch Lignite thermal power station in Gujarat, Durgapur Thermal Power Station in West Bengal, Jindal Thermal Power Plant in Odisha, Bhusan Thermal Power Plant in Odisha and Narla Tata Rao Thermal Power Plant Vijayawada in Andhra Pradesh among others.
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