The secretary general of the Ramsar Convention has declared Rudrasagar Lake as a wetland of international importance.

The lake forms a geographical area of 2.4 km2 and is situated at a distance of about 52 km from the state capital of Tripura.

After settling the sediment from the received flow, clear water discharges into the river Gumati through a connective channel namely Kachigang.

Rudrasagar is a potential Important Bird Area and attracts a large number of waterfowl in winter.

It constructed by the then Tripura King Maharaja Bir Bikram Kishore Manikya Bahadur in between 1935 and 1938 as summer resort.