About The Lake
Bolgoda, presumed to be the largest natural lake in Sri Lanka, covers almost two thirds of the Kalutara district, extending from Anguruwatota to Piliyandala. It is also the largest fresh water lake in Sri Lanka The lake's depth is said to range from 20-50 feet.
The Bolgoda lake system is situated in the low country wet zone of Sri Lanka between longitudes E . 79 . 55'-79 . 58'and latitudes N . 6 . 40' â€?6 . 48' This system is made up of two interconnected lakes and their waterways. The North Lake, parts of which belong to both Colombo and Kalutara districts, is the larger .It is fed by Weras Ganga and Bolgoda Ganga which bring water from the South Lake. It discharges to the sea through the Panadura estuary. The South Lake is situated in Kalutara district and is fed by Panape Ela It is connected to the sea via Thalpitiya Ela .
The Bolgoda Ganga , the channel which connects these two water bodies, is joined by Rambana Ela ,Peuterey Outlet,which drains the water of Maha Oya in to the lake system. This lake system drains a substantial area (about 374 Km 2 ) wedged between the western part of the Kalu and Kelani river basins.
During the Dutch period of Sri Lanka's history,(1624 - 1798) Bolgoda Lake was extensively used to transport people and goods from the upper stream of Kalu Ganga, particularly, from Ratnapura District. It was utilized as a very popular and convenient mode of transport of logs from the Sinharaja forest, in the upper reaches of the river to the many timber mills in Moratuwa. The islands on the lake served as resting places for ferrymen.
Natural beauty and utility value
The Bolgoda Lake in Sri Lanka has an eco system, which is rich in bio diversity. It is a rich Mangrove habitat with wide biodiversity of fauna and flora.
The lake area receives an annual rainfall of about 2569.3mm and the mean annual temperature is around 27.1 . C according to the Ratmalana Meteorological Station of the Department of Meteorology.
Latest News and Events
Sri Lanka faced many natural disasters.