Asia > Sri Lanka

Udawalawa Reservoir, Sri Lanka

lakeUdawalawa Reservoir
countrySri Lanka
surface area28 km2
maximum depth37 m
average depth10 m
lake typeReservoir
catchment area1,177 km2
altitude84 m
volume0.27 km3
shore length88 km
residence time68 days
average discharge46 m3 / sec.

Udawalawa Reservoir Information and Facts

Udawalawa Reservoir is a reservoir lake that covers a surface area of 28 km2 (11 mi2), has an average depth of 10 meters (32 feet), and reaches a maximum depth of 37 meters (120 feet). Udawalawa Reservoir boasts a total water volume of 0.27 km3 (218,083 acre-feet), and has a total shore line of 88 kilometers (55 miles). The lake, which sits at an elevation of 84 meters (276 feet), drains a whatershed that covers 1,177 km2 (455 mi2) and has a residence time of 68 days (0.19 years).