Springing from the Central Mountains and running through this township as it snakes toward the sea is the Tatu River. Every township that neighbors the river has its own irrigation system drawing water from the river, and it is the farmers 'most important source of water.
貫穿全鄉的大肚溪，從中央山脈發源、一路蜿蜒，所到之處皆設有灌溉溝渠，是鄉民稻作的重要水源。