Sulby Reservoir
| Sulby Reservoir | |
|---|---|
| Dusk at Sulby Reservoir, 2009 | |
| Location | Sulby Glen | 
| Coordinates | 54°16′17″N 4°30′00″W / 54.27139°N 4.50000°W | 
| Type | Reservoir | 
| Primary inflows | Sulby River | 
| Primary outflows | Sulby River | 
| Catchment area | 16.2 square kilometres (4,000 acres) | 
| Basin countries | Isle of Man | 
| Surface area | 62.3 hectares (154 acres) | 
| Average depth | 25 m (82 ft) | 
| Water volume | 4.832×106 m3 (3,917 acre⋅ft) | 
The Sulby Reservoir is the largest reservoir or lake in the Isle of Man, with an area of 154 acres (62 ha).