Rishiganga or Rishi Ganga is a river in the Chamoli district, Uttarakhand, India. It springs from the Uttari Nanda Devi Glacier on the Nanda Devi mountain. It is also fed from the Dakshini Nanda Devi Glacier. Continuing through the Nanda Devi National Park, it flows into the Dhauliganga River near the village Rini.