Why did Billie Jo's father put a pond in?

Billie Jo's father put a pond in to provide a source of water for their farm and to help with irrigation during the difficult times of the Dust Bowl. The pond also served as a place for Billie Jo and her family to find some solace and joy amid their struggles. It represented hope for renewal and a way to nurture their land and livestock. Additionally, it offered a space for recreation and connection with nature for Billie Jo and her father.