The Qom River or Qom Roud () is a large river in Iran that receives its water from the Zagros Mountains and mounds into the Namak Lake. The Qom River flows through the city of Qom, and together with the Qareh Su it gains a length of approximately . The water level strongly fluctuates between 312 m³/s and only 4 m³/s. This is partially the effect of taking water for irrigation. In 2014, the World Resources Institute ranked the Qom basin as "extremely high" for water stress. References Landforms of Qom Province Rivers of Qom Province