The victim identified as Nitin, a resident of Sahibabad and a B Tech student had yesterday gone to Masuri canal in Gangnahar area along with a friend Nishu, they said.
Nishu fell into the canal and then Nitin jumped into it to rescue her, but he (Nitin) did not know how to swim and got washed away, police said.
Meanwhile Nishu was rescued somehow but Nitin could not be found.
A team from the NDRF are here to search for Nitin, SHO Masuri, Virendra Yadav, said.