Begnas Lake, the second largest lake of Pokhara Valley is situated at an altitude at an altitude of 650m. It is located in the Sisuwa village on the eastern part of Pokhara and is 13 km away from the Pokhara city. It covers an area of 3 sq.km. Average water depth of the lake is 9.37m and the maximum water depth is 13.84m. The capacity of lake is 29.05 million cubic meter. It is comparatively deeper in the northern and western partin comparison to eastern and southern part. The lake water is drained out by khudi khola from the western part.
Geologically the area is composed of slate and phyllite zone with beds of calcareous conglomerate and gravel deposits. The vegetation here is quite different than in other parts of Pokhara because here the major species on the southern aspect of the hills on the northern part of lake is Shorea robuista whereas the major species of the forest on the northern aspect of the hill lying on the southern part of the lake is Schima-Castnopisis. The forest is very dense on the northern and southern part of the lake whereas there is cultivation on the eastern part and the fishery project on the western part.
The forest is very rich in flora and fauna. The forest surrounding the lake is the habitat of more than 150 species of other birds. The northern part of the lake is the best site of observing water fowls. The forest is also rich in mammals where abundant leopards roam majestically.
The pride of this forest is that it is the home of some endangered flora and fauna. You can enjoy boating and fishing in this Lake. You can travel to the nearby villages by hiring the boat for a whole day.