In August this year, Typhoon Herb brought Mt. Ali almost a year's average rainfall. For Taiwan, with its erratic precipitation, reservoirs really can smooth out the supply of water.
今年八月，一場賀伯颱風就為阿里山帶來幾乎一年的平均雨量，對雨量不均的台灣，水庫確有調節用水的功能。