Your Lakes Current reservoir levels South West Water monitor the levels of our reservoirs to ensure optimum operation. Find out more here. The current water levels of some of our reservoirs are shown in the table below. Week ending: 21 April 2024 Reservoir Current level (%) Current storage (Ml) Net capacity (Ml) Stithians 100 4,967 4,967 Drift 100 1,200 1,200 Argal 100 1,302 1,302 College 100 246 246 Crowdy 99 1,010 1,022 Colliford 100 28,540 28,540 Siblyback 100 3,182 3,182 Upper Tamar 100 1,477 1,477 Roadford 100 34,388 34,500 Burrator 97 4,075 4,210 Wistlandpound 98 1,520 1,550 Meldon 100 3,020 3,020 Wimbleball 100 21,292 21,320 Fernworthy 100 1,765 1,765 Kennick, Tottiford and Trenchford 100 2,011 2,011 Avon 92 1,206 1,313 Venford 100 740 740 Manage Cookie Preferences