| Gladhouse Reservoir | |
|---|---|
| Location | Midlothian |
| Lake type | reservoir |
| Basin countries | Scotland |
| Surface area | 460 acres (190 ha) |
| Islands | 3 |
Gladhouse Reservoir, formerly Moorfoot Loch, is a reservoir in Midlothian, Scotland, five miles (8 km) south of Penicuik. It is the largest area of freshwater in the Lothians.
The 460-acre (1.9 km2) reservoir in the Moorfoot Hills is one of a group of reservoirs which supply Edinburgh with water. It is fed by the River South Esk.
Gladhouse Reservoir is also a Site of Special Scientific Interest or SSSI, and a Special Protection Area. It is an important roosting site for Anser brachyrhynchus, the Pink-footed Goose.
There are three islands in the reservoir.