Because the exit was to be located in a water conservation area that fed the Feitsui Reservoir and would have damaged the quality of the water supply, Hau opposed the project and resigned his post as EPA minister.
郝龍斌隨即以該交流道位於翡翠水庫水源水質保護區，隨開放而來的汙染將破壞水質，反對行政院開放公投，並旋即於當年 10 月宣布辭職。