Abstract: The water resource utilization and water business management situation of thermal power plants in China Huadian Co. Ltd. were described. The water resource developing and utilization, the water saving technique and the improving measures were discussed with comparison of water consumption index of thermal power plants in domestic and abroad. The influences of restriction of construction of thermal power plants by the environment protection policy and the scarcity of water resource were expounded, and some suggestions given in this paper are as following: taking the urban sewage re-using and seawater desalination as the future important water resource, drawing up the strategy of water resource reserve scientifically according to the general distribution of power plant sites and its development of whole group.

Key words: water resource, water consumption index, water saving technique, urban sewage, seawater desalination, water business management