Formerly Member, Central Water Commission and Additional Secretary to the Government of India, Ministry of Water Resources, New Delhi. Former Chairman, Brahmaputra Board, Guwahati. Former Chairman, Ganga Flood control Commission, Patna. Former Member, Indo Bangladesh Joint Rivers Commission. Former Chairman, Indo Bangladesh joint Committee on implementation of the Ganga Waters Treaty. Former Member, Indo-Nepal coordination committees on water. Was Research Professor, Centre for Policy Research on the multi-country study of cooperation on the development of the Himalayan Resources (1992-2000).
Education: B.E.(Honours) in Civil Engineering, Ist Division with Honours in 1951, from Anna University, Chennai.