LUCKNOW: The Union Minister of State for Coal, Sri Prakash Jaiswal, has regretted the Uttar Pradesh Government's silence on the proposal for setting up two mega power plants by Central public sector undertakings in the State. The power plants to be developed by Nevyeli Lignite and National Thermal Power Corporation have been proposed at Ghatampur (1,000 mega watt) and Bilhaur (2,000 mw).