Abstract:A lot of farming land has been destroyed by the mining subsidence in recent years. In order to restore agricultural production, the project of coalmining subsided reclamation has been carried out. Water resources allocation is an important part in this project. Setting coalmining subsided reclamation project in Jining city as an example, water sources, the variance of water quantity, reasonable allocation of water resource and the balance between water supply and demand have been analyzed. The principle of "provide water resource according to local conditions and water quality " has been put forward. It will provide some references for guranteeing reliable water resources in other coalmining subsided reclamation regions.