Trishul Glacier is located in the Rishi Ganga River
catchment of Uttaranchal
. The glacier has its origin from the southern slope of the Nanda Devi Peak
. The Trishul Glacier is a large glacier in size and length. Many melted-water streams originate from this glacier and later it joins the Dhauli Ganga
at Raini. Joshimath
, a popular center of pilgrimage, is located near the glacier.