The serene lake or the reservoir is surrounded by thick coniferous forests and expands over an area of about 222 square kilometres. Students and nature-lovers can admire the flora and fauna at Umiam Lake as they study the science behind the dam, children can spend some time in the park with their parents, visitors can take a long boat ride in the lake, and adventure lovers can enjoy boating and various water-sports. Apart from the tranquillity that Umiam Lake has to offer, one can also observe the daily life of the natives who come to the lake in search of twigs and grass or the fishermen canoeing in the still waters. In summers, the shores are adorned by beautiful Gulmohar trees while in winters, the water level recedes and turns azure.