Next, the Legislative Yuan held review hearings to discuss why Taoyuan was unable to use the water brought by Typhoon Herb-- why the water of the Shihmen Reservoir was so turbid that the mains water supply had to be shut off in downstream Taipei County and Taoyuan County, while the Feitsui Reservoir was not affected by soil erosion during the rainstorms, and was able to continue supplying water to Taipei City uninterrupted.
之後立法院一場「賀伯送水，桃園不能喝」的檢討會，也討論為何石門水庫原水混濁，造成下游台北縣、桃園縣停水；翡翠水庫卻不受暴雨沖刷影響，仍源源不絕供水，讓直轄市民不愁無水下鍋。