Tso Moriri Lake, Ladakh region, Jammu and Kashmir, India. Tso-moriri or Lake Moriri is a high altitude lake (officially named as Tso-moriri Wetland Conservation Reserve), located in the Changthang area with an altitude of 4,595 meters. The Tso-moriri Lake measures about 28 km in length and about 4-6 km in breadth and about 100 feet average in-depth. Maximum depth of Tso-moriri Lake is 248 feet. Tso-moriri Lake is surrounded by barren hills, with the backdrop of beautiful snow-covered mountains.