Rali Vagu is a tributary of Godavari River.
Origin: Near Kurreghad village, Kasipet Mandal, Mancherial District, Telangana State, India.
Length: Around 30 kms.
Districts : Mancherial
Outflow: Godavari River
Ralivagu Project is Medium Irrigation Project across Ralivagu 2 Km North-East of Mulkalla Village and 10 Km from Mancherial Railway station, which is a tributary of Godavari River. The stream flows in a hilly and steep ground in forest area. The catchment area 50.74 Sq Miles. Reservoir capacity is 11.57 Mcum, which is having two main canals to irrigate an ayacut of 3280 acres.