This article concluded the artificial recharge of ground water of beijing city over the past more than thirty years , and analyzed the reason why the development of artifiial recharge has been stagnated in recent years 据调查,停灌原因主要有:回灌单位停产、转产、回灌井被占,回灌井阻塞,泵改调频,单位搬迁和改换制冷设备等。