摘要： 本文从丈峪河水库存在问题、现状供水与灌区需水情况人手提出了抬高汛限水位、增加水库供水能力的必要性，并分析讨论了抬高汛限水位对水库防洪标准及枢纽建筑物的影响，从而论证了提高文峪河水库汛限水位的可行性。

Abstract: This paper put forward an effective approach to increase reservoir supply capacity, that is to increase the flood control water level. It discussed the effect of increasing the flood control water level on flood control standard of reservoir and project structures, thus it proved the feasible of increasing reservoir supply capacity.