Chumnai Lakes I,II trek starts from Aru valley towards Lidderwat along the west Lidder river. After crossing the west Lidder river the trail towards Chumnai starts along the Lokut Chumnai Nala and after a gradual steep the trail leads to the first Chumnai lake-I at an altitude of around 3800m ASL and then Chumanai Lake-II at an altitude of around 4000m ASL The descent starts from Chumnai Lake-II along the Chumnai Nala back to Aru Pahalgham.